1293671475

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 2401132032

約数和(自身を除く): 1107460557

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 71, 75, 141, 213, 225, 235, 355, 423, 639, 705, 1065, 1175, 1723, 1775, 2115, 3195, 3337, 3525, 5169, 5325, 8615, 10011, 10575, 15507, 15975, 16685, 25845, 30033, 43075, 50055, 77535, 80981, 83425, 122333, 129225, 150165, 242943, 250275, 366999, 387675, 404905, 611665, 728829, 750825, 1100997, 1214715, 1834995, 2024525, 3058325, 3644145, 5504985, 5749651, 6073575, 9174975, 17248953, 18220725, 27524925, 28748255, 51746859, 86244765, 143741275, 258734295, 431223825, 1293671475]

約数ペア:

[(1, 1293671475), (3, 431223825), (5, 258734295), (9, 143741275), (15, 86244765), (25, 51746859), (45, 28748255), (47, 27524925), (71, 18220725), (75, 17248953), (141, 9174975), (213, 6073575), (225, 5749651), (235, 5504985), (355, 3644145), (423, 3058325), (639, 2024525), (705, 1834995), (1065, 1214715), (1175, 1100997), (1723, 750825), (1775, 728829), (2115, 611665), (3195, 404905), (3337, 387675), (3525, 366999), (5169, 250275), (5325, 242943), (8615, 150165), (10011, 129225), (10575, 122333), (15507, 83425), (15975, 80981), (16685, 77535), (25845, 50055), (30033, 43075)]