131240172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19777}}^1$

素因数の和:19870

約数の個数: 48

約数和(自身を含む): 354421760

約数和(自身を除く): 223181588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 19777, 39554, 59331, 79108, 118662, 138439, 237324, 276878, 415317, 553756, 830634, 1562383, 1661268, 3124766, 4687149, 6249532, 9374298, 10936681, 18748596, 21873362, 32810043, 43746724, 65620086, 131240172]

約数ペア:

[(1, 131240172), (2, 65620086), (3, 43746724), (4, 32810043), (6, 21873362), (7, 18748596), (12, 10936681), (14, 9374298), (21, 6249532), (28, 4687149), (42, 3124766), (79, 1661268), (84, 1562383), (158, 830634), (237, 553756), (316, 415317), (474, 276878), (553, 237324), (948, 138439), (1106, 118662), (1659, 79108), (2212, 59331), (3318, 39554), (6636, 19777)]