22889945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 8608039

約数列:

[1, 5, 13, 23, 61, 65, 115, 251, 299, 305, 793, 1255, 1403, 1495, 3263, 3965, 5773, 7015, 15311, 16315, 18239, 28865, 75049, 76555, 91195, 199043, 352153, 375245, 995215, 1760765, 4577989, 22889945]

約数ペア:

[(1, 22889945), (5, 4577989), (13, 1760765), (23, 995215), (61, 375245), (65, 352153), (115, 199043), (251, 91195), (299, 76555), (305, 75049), (793, 28865), (1255, 18239), (1403, 16315), (1495, 15311), (3263, 7015), (3965, 5773)]