1557236475

素因数分解:

$3^3\times 5^2\times {\mathrm{1291}}^1\times {\mathrm{1787}}^1$

素因数の和:3097

約数の個数: 48

約数和(自身を含む): 2864519040

約数和(自身を除く): 1307282565

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 1291, 1787, 3873, 5361, 6455, 8935, 11619, 16083, 19365, 26805, 32275, 34857, 44675, 48249, 58095, 80415, 96825, 134025, 174285, 241245, 290475, 402075, 871425, 1206225, 2307017, 6921051, 11535085, 20763153, 34605255, 57675425, 62289459, 103815765, 173026275, 311447295, 519078825, 1557236475]

約数ペア:

[(1, 1557236475), (3, 519078825), (5, 311447295), (9, 173026275), (15, 103815765), (25, 62289459), (27, 57675425), (45, 34605255), (75, 20763153), (135, 11535085), (225, 6921051), (675, 2307017), (1291, 1206225), (1787, 871425), (3873, 402075), (5361, 290475), (6455, 241245), (8935, 174285), (11619, 134025), (16083, 96825), (19365, 80415), (26805, 58095), (32275, 48249), (34857, 44675)]