28288104

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 77293440

約数和(自身を除く): 49005336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 923, 1277, 1704, 1846, 2554, 2769, 3692, 3831, 5108, 5538, 7384, 7662, 10216, 11076, 15324, 16601, 22152, 30648, 33202, 49803, 66404, 90667, 99606, 132808, 181334, 199212, 272001, 362668, 398424, 544002, 725336, 1088004, 1178671, 2176008, 2357342, 3536013, 4714684, 7072026, 9429368, 14144052, 28288104]

約数ペア:

[(1, 28288104), (2, 14144052), (3, 9429368), (4, 7072026), (6, 4714684), (8, 3536013), (12, 2357342), (13, 2176008), (24, 1178671), (26, 1088004), (39, 725336), (52, 544002), (71, 398424), (78, 362668), (104, 272001), (142, 199212), (156, 181334), (213, 132808), (284, 99606), (312, 90667), (426, 66404), (568, 49803), (852, 33202), (923, 30648), (1277, 22152), (1704, 16601), (1846, 15324), (2554, 11076), (2769, 10216), (3692, 7662), (3831, 7384), (5108, 5538)]