74744215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2693}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 112242816

約数和(自身を除く): 37498601

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 305, 427, 455, 793, 2135, 2693, 3965, 5551, 13465, 18851, 27755, 35009, 94255, 164273, 175045, 245063, 821365, 1149911, 1225315, 2135549, 5749555, 10677745, 14948843, 74744215]

約数ペア:

[(1, 74744215), (5, 14948843), (7, 10677745), (13, 5749555), (35, 2135549), (61, 1225315), (65, 1149911), (91, 821365), (305, 245063), (427, 175045), (455, 164273), (793, 94255), (2135, 35009), (2693, 27755), (3965, 18851), (5551, 13465)]