7978842

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 18170880

約数和(自身を除く): 10192038

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 79, 93, 158, 181, 186, 237, 279, 362, 474, 543, 558, 711, 1086, 1422, 1629, 2449, 3258, 4898, 5611, 7347, 11222, 14299, 14694, 16833, 22041, 28598, 33666, 42897, 44082, 50499, 85794, 100998, 128691, 257382, 443269, 886538, 1329807, 2659614, 3989421, 7978842]

約数ペア:

[(1, 7978842), (2, 3989421), (3, 2659614), (6, 1329807), (9, 886538), (18, 443269), (31, 257382), (62, 128691), (79, 100998), (93, 85794), (158, 50499), (181, 44082), (186, 42897), (237, 33666), (279, 28598), (362, 22041), (474, 16833), (543, 14694), (558, 14299), (711, 11222), (1086, 7347), (1422, 5611), (1629, 4898), (2449, 3258)]