75728985

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 124692480

約数和(自身を除く): 48963495

約数列:

[1, 3, 5, 15, 47, 141, 163, 235, 489, 659, 705, 815, 1977, 2445, 3295, 7661, 9885, 22983, 30973, 38305, 92919, 107417, 114915, 154865, 322251, 464595, 537085, 1611255, 5048599, 15145797, 25242995, 75728985]

約数ペア:

[(1, 75728985), (3, 25242995), (5, 15145797), (15, 5048599), (47, 1611255), (141, 537085), (163, 464595), (235, 322251), (489, 154865), (659, 114915), (705, 107417), (815, 92919), (1977, 38305), (2445, 30973), (3295, 22983), (7661, 9885)]