249631473

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{8389}}^1$

素因数の和:8521

約数の個数: 32

約数和(自身を含む): 413459200

約数和(自身を除く): 163827727

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 2289, 4251, 8389, 9919, 25167, 29757, 58723, 109057, 176169, 327171, 763399, 914401, 2290197, 2743203, 6400807, 11887213, 19202421, 35661639, 83210491, 249631473]

約数ペア:

[(1, 249631473), (3, 83210491), (7, 35661639), (13, 19202421), (21, 11887213), (39, 6400807), (91, 2743203), (109, 2290197), (273, 914401), (327, 763399), (763, 327171), (1417, 176169), (2289, 109057), (4251, 58723), (8389, 29757), (9919, 25167)]