221191572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 613638144

約数和(自身を除く): 392446572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 173, 186, 217, 346, 372, 434, 491, 519, 651, 692, 868, 982, 1038, 1211, 1302, 1473, 1964, 2076, 2422, 2604, 2946, 3437, 3633, 4844, 5363, 5892, 6874, 7266, 10311, 10726, 13748, 14532, 15221, 16089, 20622, 21452, 30442, 32178, 37541, 41244, 45663, 60884, 64356, 75082, 84943, 91326, 106547, 112623, 150164, 169886, 182652, 213094, 225246, 254829, 319641, 339772, 426188, 450492, 509658, 594601, 639282, 1019316, 1189202, 1278564, 1783803, 2378404, 2633233, 3567606, 5266466, 7135212, 7899699, 10532932, 15799398, 18432631, 31598796, 36865262, 55297893, 73730524, 110595786, 221191572]

約数ペア:

[(1, 221191572), (2, 110595786), (3, 73730524), (4, 55297893), (6, 36865262), (7, 31598796), (12, 18432631), (14, 15799398), (21, 10532932), (28, 7899699), (31, 7135212), (42, 5266466), (62, 3567606), (84, 2633233), (93, 2378404), (124, 1783803), (173, 1278564), (186, 1189202), (217, 1019316), (346, 639282), (372, 594601), (434, 509658), (491, 450492), (519, 426188), (651, 339772), (692, 319641), (868, 254829), (982, 225246), (1038, 213094), (1211, 182652), (1302, 169886), (1473, 150164), (1964, 112623), (2076, 106547), (2422, 91326), (2604, 84943), (2946, 75082), (3437, 64356), (3633, 60884), (4844, 45663), (5363, 41244), (5892, 37541), (6874, 32178), (7266, 30442), (10311, 21452), (10726, 20622), (13748, 16089), (14532, 15221)]