7978554

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2163

約数の個数: 32

約数和(自身を含む): 17988480

約数和(自身を除く): 10009926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 2081, 3834, 4162, 6243, 12486, 18729, 37458, 56187, 112374, 147751, 295502, 443253, 886506, 1329759, 2659518, 3989277, 7978554]

約数ペア:

[(1, 7978554), (2, 3989277), (3, 2659518), (6, 1329759), (9, 886506), (18, 443253), (27, 295502), (54, 147751), (71, 112374), (142, 56187), (213, 37458), (426, 18729), (639, 12486), (1278, 6243), (1917, 4162), (2081, 3834)]