48891997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1453}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 67000320

約数和(自身を除く): 18108323

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1453, 1463, 1771, 3059, 4807, 10171, 15983, 27607, 33419, 33649, 111881, 193249, 233933, 303677, 367609, 634961, 2125739, 2573263, 4444727, 6984571, 48891997]

約数ペア:

[(1, 48891997), (7, 6984571), (11, 4444727), (19, 2573263), (23, 2125739), (77, 634961), (133, 367609), (161, 303677), (209, 233933), (253, 193249), (437, 111881), (1453, 33649), (1463, 33419), (1771, 27607), (3059, 15983), (4807, 10171)]