78743925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26921}}^1$

素因数の和:26950

約数の個数: 36

約数和(自身を含む): 151893924

約数和(自身を除く): 73149999

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 26921, 80763, 134605, 242289, 349973, 403815, 673025, 1049919, 1211445, 1749865, 2019075, 3149757, 5249595, 6057225, 8749325, 15748785, 26247975, 78743925]

約数ペア:

[(1, 78743925), (3, 26247975), (5, 15748785), (9, 8749325), (13, 6057225), (15, 5249595), (25, 3149757), (39, 2019075), (45, 1749865), (65, 1211445), (75, 1049919), (117, 673025), (195, 403815), (225, 349973), (325, 242289), (585, 134605), (975, 80763), (2925, 26921)]