78189153

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{11317}}^1$

素因数の和:11381

約数の個数: 24

約数和(自身を含む): 123864192

約数和(自身を除く): 45675039

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 11317, 33951, 79219, 237657, 531899, 554533, 1595697, 1663599, 3723293, 11169879, 26063051, 78189153]

約数ペア:

[(1, 78189153), (3, 26063051), (7, 11169879), (21, 3723293), (47, 1663599), (49, 1595697), (141, 554533), (147, 531899), (329, 237657), (987, 79219), (2303, 33951), (6909, 11317)]