51319476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2069}}^1$

素因数の和:2145

約数の個数: 72

約数和(自身を含む): 142407720

約数和(自身を除く): 91088244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2069, 2756, 4134, 4138, 6201, 6207, 8268, 8276, 12402, 12414, 18621, 24804, 24828, 26897, 37242, 53794, 74484, 80691, 107588, 109657, 161382, 219314, 242073, 322764, 328971, 438628, 484146, 657942, 968292, 986913, 1315884, 1425541, 1973826, 2851082, 3947652, 4276623, 5702164, 8553246, 12829869, 17106492, 25659738, 51319476]

約数ペア:

[(1, 51319476), (2, 25659738), (3, 17106492), (4, 12829869), (6, 8553246), (9, 5702164), (12, 4276623), (13, 3947652), (18, 2851082), (26, 1973826), (36, 1425541), (39, 1315884), (52, 986913), (53, 968292), (78, 657942), (106, 484146), (117, 438628), (156, 328971), (159, 322764), (212, 242073), (234, 219314), (318, 161382), (468, 109657), (477, 107588), (636, 80691), (689, 74484), (954, 53794), (1378, 37242), (1908, 26897), (2067, 24828), (2069, 24804), (2756, 18621), (4134, 12414), (4138, 12402), (6201, 8276), (6207, 8268)]