138271284

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6521}}^1$

素因数の和:6581

約数の個数: 72

約数和(自身を含む): 379841280

約数和(自身を除く): 241569996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 6521, 7068, 10602, 13042, 19563, 21204, 26084, 39126, 58689, 78252, 117378, 123899, 202151, 234756, 247798, 371697, 404302, 495596, 606453, 743394, 808604, 1115091, 1212906, 1486788, 1819359, 2230182, 2425812, 3638718, 3840869, 4460364, 7277436, 7681738, 11522607, 15363476, 23045214, 34567821, 46090428, 69135642, 138271284]

約数ペア:

[(1, 138271284), (2, 69135642), (3, 46090428), (4, 34567821), (6, 23045214), (9, 15363476), (12, 11522607), (18, 7681738), (19, 7277436), (31, 4460364), (36, 3840869), (38, 3638718), (57, 2425812), (62, 2230182), (76, 1819359), (93, 1486788), (114, 1212906), (124, 1115091), (171, 808604), (186, 743394), (228, 606453), (279, 495596), (342, 404302), (372, 371697), (558, 247798), (589, 234756), (684, 202151), (1116, 123899), (1178, 117378), (1767, 78252), (2356, 58689), (3534, 39126), (5301, 26084), (6521, 21204), (7068, 19563), (10602, 13042)]