280726342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1409}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 464284800

約数和(自身を除く): 183558458

約数列:

[1, 2, 13, 26, 79, 97, 158, 194, 1027, 1261, 1409, 2054, 2522, 2818, 7663, 15326, 18317, 36634, 99619, 111311, 136673, 199238, 222622, 273346, 1447043, 1776749, 2894086, 3553498, 10797167, 21594334, 140363171, 280726342]

約数ペア:

[(1, 280726342), (2, 140363171), (13, 21594334), (26, 10797167), (79, 3553498), (97, 2894086), (158, 1776749), (194, 1447043), (1027, 273346), (1261, 222622), (1409, 199238), (2054, 136673), (2522, 111311), (2818, 99619), (7663, 36634), (15326, 18317)]