1639233477

素因数分解:

$3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{26203}}^1$

素因数の和:26550

約数の個数: 32

約数和(自身を含む): 2783912960

約数和(自身を除く): 1144679483

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 331, 993, 2317, 2979, 6951, 8937, 20853, 26203, 62559, 78609, 183421, 235827, 550263, 707481, 1650789, 4952367, 8673193, 26019579, 60712351, 78058737, 182137053, 234176211, 546411159, 1639233477]

約数ペア:

[(1, 1639233477), (3, 546411159), (7, 234176211), (9, 182137053), (21, 78058737), (27, 60712351), (63, 26019579), (189, 8673193), (331, 4952367), (993, 1650789), (2317, 707481), (2979, 550263), (6951, 235827), (8937, 183421), (20853, 78609), (26203, 62559)]