1621049508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{4271}}^1$

素因数の和:5105

約数の個数: 72

約数和(自身を含む): 4419332736

約数和(自身を除く): 2798283228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 811, 1622, 2433, 3244, 4271, 4866, 7299, 8542, 9732, 10543, 12813, 14598, 17084, 21086, 25626, 29196, 31629, 38439, 42172, 51252, 55523, 63258, 76878, 94887, 111046, 126516, 153756, 166569, 189774, 222092, 333138, 379548, 499707, 666276, 999414, 1998828, 3463781, 6927562, 10391343, 13855124, 20782686, 31174029, 41565372, 45029153, 62348058, 90058306, 124696116, 135087459, 180116612, 270174918, 405262377, 540349836, 810524754, 1621049508]

約数ペア:

[(1, 1621049508), (2, 810524754), (3, 540349836), (4, 405262377), (6, 270174918), (9, 180116612), (12, 135087459), (13, 124696116), (18, 90058306), (26, 62348058), (36, 45029153), (39, 41565372), (52, 31174029), (78, 20782686), (117, 13855124), (156, 10391343), (234, 6927562), (468, 3463781), (811, 1998828), (1622, 999414), (2433, 666276), (3244, 499707), (4271, 379548), (4866, 333138), (7299, 222092), (8542, 189774), (9732, 166569), (10543, 153756), (12813, 126516), (14598, 111046), (17084, 94887), (21086, 76878), (25626, 63258), (29196, 55523), (31629, 51252), (38439, 42172)]