678288416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1630501}}^1$

素因数の和:1630524

約数の個数: 24

約数和(自身を含む): 1438102764

約数和(自身を除く): 759814348

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1630501, 3261002, 6522004, 13044008, 21196513, 26088016, 42393026, 52176032, 84786052, 169572104, 339144208, 678288416]

約数ペア:

[(1, 678288416), (2, 339144208), (4, 169572104), (8, 84786052), (13, 52176032), (16, 42393026), (26, 26088016), (32, 21196513), (52, 13044008), (104, 6522004), (208, 3261002), (416, 1630501)]