31821516

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 83166720

約数和(自身を除く): 51345204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 79, 134, 158, 167, 201, 237, 268, 316, 334, 402, 474, 501, 603, 668, 711, 804, 948, 1002, 1206, 1422, 1503, 2004, 2412, 2844, 3006, 5293, 6012, 10586, 11189, 13193, 15879, 21172, 22378, 26386, 31758, 33567, 39579, 44756, 47637, 52772, 63516, 67134, 79158, 95274, 100701, 118737, 134268, 158316, 190548, 201402, 237474, 402804, 474948, 883931, 1767862, 2651793, 3535724, 5303586, 7955379, 10607172, 15910758, 31821516]

約数ペア:

[(1, 31821516), (2, 15910758), (3, 10607172), (4, 7955379), (6, 5303586), (9, 3535724), (12, 2651793), (18, 1767862), (36, 883931), (67, 474948), (79, 402804), (134, 237474), (158, 201402), (167, 190548), (201, 158316), (237, 134268), (268, 118737), (316, 100701), (334, 95274), (402, 79158), (474, 67134), (501, 63516), (603, 52772), (668, 47637), (711, 44756), (804, 39579), (948, 33567), (1002, 31758), (1206, 26386), (1422, 22378), (1503, 21172), (2004, 15879), (2412, 13193), (2844, 11189), (3006, 10586), (5293, 6012)]