31178628

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 88905600

約数和(自身を除く): 57726972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 106, 108, 117, 156, 159, 212, 234, 318, 351, 419, 468, 477, 636, 689, 702, 838, 954, 1257, 1378, 1404, 1431, 1676, 1908, 2067, 2514, 2756, 2862, 3771, 4134, 5028, 5447, 5724, 6201, 7542, 8268, 10894, 11313, 12402, 15084, 16341, 18603, 21788, 22207, 22626, 24804, 32682, 37206, 44414, 45252, 49023, 65364, 66621, 74412, 88828, 98046, 133242, 147069, 196092, 199863, 266484, 288691, 294138, 399726, 577382, 588276, 599589, 799452, 866073, 1154764, 1199178, 1732146, 2398356, 2598219, 3464292, 5196438, 7794657, 10392876, 15589314, 31178628]

約数ペア:

[(1, 31178628), (2, 15589314), (3, 10392876), (4, 7794657), (6, 5196438), (9, 3464292), (12, 2598219), (13, 2398356), (18, 1732146), (26, 1199178), (27, 1154764), (36, 866073), (39, 799452), (52, 599589), (53, 588276), (54, 577382), (78, 399726), (106, 294138), (108, 288691), (117, 266484), (156, 199863), (159, 196092), (212, 147069), (234, 133242), (318, 98046), (351, 88828), (419, 74412), (468, 66621), (477, 65364), (636, 49023), (689, 45252), (702, 44414), (838, 37206), (954, 32682), (1257, 24804), (1378, 22626), (1404, 22207), (1431, 21788), (1676, 18603), (1908, 16341), (2067, 15084), (2514, 12402), (2756, 11313), (2862, 10894), (3771, 8268), (4134, 7542), (5028, 6201), (5447, 5724)]