161884356

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 400409856

約数和(自身を除く): 238525500

約数列:

[1, 2, 3, 4, 6, 12, 31, 47, 62, 93, 94, 124, 141, 186, 188, 197, 282, 372, 394, 564, 591, 788, 1182, 1457, 2209, 2364, 2914, 4371, 4418, 5828, 6107, 6627, 8742, 8836, 9259, 12214, 13254, 17484, 18321, 18518, 24428, 26508, 27777, 36642, 37036, 55554, 68479, 73284, 111108, 136958, 205437, 273916, 287029, 410874, 435173, 574058, 821748, 861087, 870346, 1148116, 1305519, 1722174, 1740692, 2611038, 3444348, 5222076, 13490363, 26980726, 40471089, 53961452, 80942178, 161884356]

約数ペア:

[(1, 161884356), (2, 80942178), (3, 53961452), (4, 40471089), (6, 26980726), (12, 13490363), (31, 5222076), (47, 3444348), (62, 2611038), (93, 1740692), (94, 1722174), (124, 1305519), (141, 1148116), (186, 870346), (188, 861087), (197, 821748), (282, 574058), (372, 435173), (394, 410874), (564, 287029), (591, 273916), (788, 205437), (1182, 136958), (1457, 111108), (2209, 73284), (2364, 68479), (2914, 55554), (4371, 37036), (4418, 36642), (5828, 27777), (6107, 26508), (6627, 24428), (8742, 18518), (8836, 18321), (9259, 17484), (12214, 13254)]