211866648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2457

約数の個数: 128

約数和(自身を含む): 661893120

約数和(自身を除く): 450026472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 31, 34, 42, 51, 56, 62, 68, 84, 93, 102, 119, 124, 136, 168, 186, 204, 217, 238, 248, 357, 372, 408, 434, 476, 527, 651, 714, 744, 868, 952, 1054, 1302, 1428, 1581, 1736, 2108, 2393, 2604, 2856, 3162, 3689, 4216, 4786, 5208, 6324, 7179, 7378, 9572, 11067, 12648, 14358, 14756, 16751, 19144, 22134, 28716, 29512, 33502, 40681, 44268, 50253, 57432, 67004, 74183, 81362, 88536, 100506, 122043, 134008, 148366, 162724, 201012, 222549, 244086, 284767, 296732, 325448, 402024, 445098, 488172, 519281, 569534, 593464, 854301, 890196, 976344, 1038562, 1139068, 1261111, 1557843, 1708602, 1780392, 2077124, 2278136, 2522222, 3115686, 3417204, 3783333, 4154248, 5044444, 6231372, 6834408, 7566666, 8827777, 10088888, 12462744, 15133332, 17655554, 26483331, 30266664, 35311108, 52966662, 70622216, 105933324, 211866648]

約数ペア:

[(1, 211866648), (2, 105933324), (3, 70622216), (4, 52966662), (6, 35311108), (7, 30266664), (8, 26483331), (12, 17655554), (14, 15133332), (17, 12462744), (21, 10088888), (24, 8827777), (28, 7566666), (31, 6834408), (34, 6231372), (42, 5044444), (51, 4154248), (56, 3783333), (62, 3417204), (68, 3115686), (84, 2522222), (93, 2278136), (102, 2077124), (119, 1780392), (124, 1708602), (136, 1557843), (168, 1261111), (186, 1139068), (204, 1038562), (217, 976344), (238, 890196), (248, 854301), (357, 593464), (372, 569534), (408, 519281), (434, 488172), (476, 445098), (527, 402024), (651, 325448), (714, 296732), (744, 284767), (868, 244086), (952, 222549), (1054, 201012), (1302, 162724), (1428, 148366), (1581, 134008), (1736, 122043), (2108, 100506), (2393, 88536), (2604, 81362), (2856, 74183), (3162, 67004), (3689, 57432), (4216, 50253), (4786, 44268), (5208, 40681), (6324, 33502), (7179, 29512), (7378, 28716), (9572, 22134), (11067, 19144), (12648, 16751), (14358, 14756)]