491473683

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 790272000

約数和(自身を除く): 298798317

約数列:

[1, 3, 9, 23, 27, 41, 69, 97, 123, 199, 207, 291, 369, 597, 621, 873, 943, 1107, 1791, 2231, 2619, 2829, 3977, 4577, 5373, 6693, 8159, 8487, 11931, 13731, 19303, 20079, 24477, 25461, 35793, 41193, 57909, 60237, 73431, 91471, 107379, 123579, 173727, 187657, 220293, 274413, 443969, 521181, 562971, 791423, 823239, 1331907, 1688913, 2374269, 2469717, 3995721, 5066739, 7122807, 11987163, 18202729, 21368421, 54608187, 163824561, 491473683]

約数ペア:

[(1, 491473683), (3, 163824561), (9, 54608187), (23, 21368421), (27, 18202729), (41, 11987163), (69, 7122807), (97, 5066739), (123, 3995721), (199, 2469717), (207, 2374269), (291, 1688913), (369, 1331907), (597, 823239), (621, 791423), (873, 562971), (943, 521181), (1107, 443969), (1791, 274413), (2231, 220293), (2619, 187657), (2829, 173727), (3977, 123579), (4577, 107379), (5373, 91471), (6693, 73431), (8159, 60237), (8487, 57909), (11931, 41193), (13731, 35793), (19303, 25461), (20079, 24477)]