1621317918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:478

約数の個数: 128

約数和(自身を含む): 3881779200

約数和(自身を除く): 2260461282

約数列:

[1, 2, 3, 6, 11, 19, 22, 31, 33, 38, 57, 62, 66, 93, 114, 179, 186, 209, 233, 341, 358, 418, 466, 537, 589, 627, 682, 699, 1023, 1074, 1178, 1254, 1398, 1767, 1969, 2046, 2563, 3401, 3534, 3938, 4427, 5126, 5549, 5907, 6479, 6802, 7223, 7689, 8854, 10203, 11098, 11814, 12958, 13281, 14446, 15378, 16647, 19437, 20406, 21669, 26562, 33294, 37411, 38874, 41707, 43338, 48697, 61039, 74822, 79453, 83414, 97394, 105431, 112233, 122078, 125121, 137237, 146091, 158906, 183117, 210862, 224466, 238359, 250242, 274474, 292182, 316293, 366234, 411711, 458777, 476718, 632586, 792433, 823422, 917554, 1159741, 1292917, 1376331, 1509607, 1584866, 2319482, 2377299, 2585834, 2752662, 3019214, 3479223, 3878751, 4528821, 4754598, 6958446, 7757502, 8716763, 9057642, 14222087, 17433526, 24565423, 26150289, 28444174, 42666261, 49130846, 52300578, 73696269, 85332522, 147392538, 270219653, 540439306, 810658959, 1621317918]

約数ペア:

[(1, 1621317918), (2, 810658959), (3, 540439306), (6, 270219653), (11, 147392538), (19, 85332522), (22, 73696269), (31, 52300578), (33, 49130846), (38, 42666261), (57, 28444174), (62, 26150289), (66, 24565423), (93, 17433526), (114, 14222087), (179, 9057642), (186, 8716763), (209, 7757502), (233, 6958446), (341, 4754598), (358, 4528821), (418, 3878751), (466, 3479223), (537, 3019214), (589, 2752662), (627, 2585834), (682, 2377299), (699, 2319482), (1023, 1584866), (1074, 1509607), (1178, 1376331), (1254, 1292917), (1398, 1159741), (1767, 917554), (1969, 823422), (2046, 792433), (2563, 632586), (3401, 476718), (3534, 458777), (3938, 411711), (4427, 366234), (5126, 316293), (5549, 292182), (5907, 274474), (6479, 250242), (6802, 238359), (7223, 224466), (7689, 210862), (8854, 183117), (10203, 158906), (11098, 146091), (11814, 137237), (12958, 125121), (13281, 122078), (14446, 112233), (15378, 105431), (16647, 97394), (19437, 83414), (20406, 79453), (21669, 74822), (26562, 61039), (33294, 48697), (37411, 43338), (38874, 41707)]