81525474

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^2\times {\mathrm{1571}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 187319520

約数和(自身を除く): 105794046

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 961, 1571, 1674, 1922, 2883, 3142, 4713, 5766, 8649, 9426, 14139, 17298, 25947, 28278, 42417, 48701, 51894, 84834, 97402, 146103, 292206, 438309, 876618, 1314927, 1509731, 2629854, 3019462, 4529193, 9058386, 13587579, 27175158, 40762737, 81525474]

約数ペア:

[(1, 81525474), (2, 40762737), (3, 27175158), (6, 13587579), (9, 9058386), (18, 4529193), (27, 3019462), (31, 2629854), (54, 1509731), (62, 1314927), (93, 876618), (186, 438309), (279, 292206), (558, 146103), (837, 97402), (961, 84834), (1571, 51894), (1674, 48701), (1922, 42417), (2883, 28278), (3142, 25947), (4713, 17298), (5766, 14139), (8649, 9426)]