2720003237

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 3277290240

約数和(自身を除く): 557287003

約数列:

[1, 7, 37, 61, 107, 259, 427, 749, 1609, 2257, 3959, 6527, 11263, 15799, 27713, 45689, 59533, 98149, 172163, 241499, 416731, 687043, 1205141, 1690493, 3631513, 6370031, 10501943, 25420591, 44590217, 73513601, 388571891, 2720003237]

約数ペア:

[(1, 2720003237), (7, 388571891), (37, 73513601), (61, 44590217), (107, 25420591), (259, 10501943), (427, 6370031), (749, 3631513), (1609, 1690493), (2257, 1205141), (3959, 687043), (6527, 416731), (11263, 241499), (15799, 172163), (27713, 98149), (45689, 59533)]