29780379

素因数分解:

$3^9\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 47828880

約数和(自身を除く): 18048501

約数列:

[1, 3, 9, 17, 27, 51, 81, 89, 153, 243, 267, 459, 729, 801, 1377, 1513, 2187, 2403, 4131, 4539, 6561, 7209, 12393, 13617, 19683, 21627, 37179, 40851, 64881, 111537, 122553, 194643, 334611, 367659, 583929, 1102977, 1751787, 3308931, 9926793, 29780379]

約数ペア:

[(1, 29780379), (3, 9926793), (9, 3308931), (17, 1751787), (27, 1102977), (51, 583929), (81, 367659), (89, 334611), (153, 194643), (243, 122553), (267, 111537), (459, 64881), (729, 40851), (801, 37179), (1377, 21627), (1513, 19683), (2187, 13617), (2403, 12393), (4131, 7209), (4539, 6561)]