69939807

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 113467392

約数和(自身を除く): 43527585

約数列:

[1, 3, 7, 21, 47, 49, 53, 141, 147, 159, 191, 329, 371, 573, 987, 1113, 1337, 2303, 2491, 2597, 4011, 6909, 7473, 7791, 8977, 9359, 10123, 17437, 26931, 28077, 30369, 52311, 62839, 70861, 122059, 188517, 212583, 366177, 439873, 475781, 496027, 1319619, 1427343, 1488081, 3330467, 9991401, 23313269, 69939807]

約数ペア:

[(1, 69939807), (3, 23313269), (7, 9991401), (21, 3330467), (47, 1488081), (49, 1427343), (53, 1319619), (141, 496027), (147, 475781), (159, 439873), (191, 366177), (329, 212583), (371, 188517), (573, 122059), (987, 70861), (1113, 62839), (1337, 52311), (2303, 30369), (2491, 28077), (2597, 26931), (4011, 17437), (6909, 10123), (7473, 9359), (7791, 8977)]