81272412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173659}}^1$

素因数の和:173682

約数の個数: 36

約数和(自身を含む): 221242840

約数和(自身を除く): 139970428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 173659, 347318, 520977, 694636, 1041954, 1562931, 2083908, 2257567, 3125862, 4515134, 6251724, 6772701, 9030268, 13545402, 20318103, 27090804, 40636206, 81272412]

約数ペア:

[(1, 81272412), (2, 40636206), (3, 27090804), (4, 20318103), (6, 13545402), (9, 9030268), (12, 6772701), (13, 6251724), (18, 4515134), (26, 3125862), (36, 2257567), (39, 2083908), (52, 1562931), (78, 1041954), (117, 694636), (156, 520977), (234, 347318), (468, 173659)]