71371188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3989}}^1$

素因数の和:4077

約数の個数: 72

約数和(自身を含む): 209139840

約数和(自身を除く): 137768652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 3989, 4473, 5964, 7978, 8946, 11967, 15956, 17892, 23934, 27923, 35901, 47868, 55846, 71802, 83769, 111692, 143604, 167538, 251307, 283219, 335076, 502614, 566438, 849657, 1005228, 1132876, 1699314, 1982533, 2548971, 3398628, 3965066, 5097942, 5947599, 7930132, 10195884, 11895198, 17842797, 23790396, 35685594, 71371188]

約数ペア:

[(1, 71371188), (2, 35685594), (3, 23790396), (4, 17842797), (6, 11895198), (7, 10195884), (9, 7930132), (12, 5947599), (14, 5097942), (18, 3965066), (21, 3398628), (28, 2548971), (36, 1982533), (42, 1699314), (63, 1132876), (71, 1005228), (84, 849657), (126, 566438), (142, 502614), (213, 335076), (252, 283219), (284, 251307), (426, 167538), (497, 143604), (639, 111692), (852, 83769), (994, 71802), (1278, 55846), (1491, 47868), (1988, 35901), (2556, 27923), (2982, 23934), (3989, 17892), (4473, 15956), (5964, 11967), (7978, 8946)]