72638488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{698447}}^1$

素因数の和:698466

約数の個数: 16

約数和(自身を含む): 146674080

約数和(自身を除く): 74035592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 698447, 1396894, 2793788, 5587576, 9079811, 18159622, 36319244, 72638488]

約数ペア:

[(1, 72638488), (2, 36319244), (4, 18159622), (8, 9079811), (13, 5587576), (26, 2793788), (52, 1396894), (104, 698447)]