487358431

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 651442176

約数和(自身を除く): 164083745

約数列:

[1, 7, 17, 23, 41, 43, 101, 119, 161, 287, 301, 391, 697, 707, 731, 943, 989, 1717, 1763, 2323, 2737, 4141, 4343, 4879, 5117, 6601, 6923, 12019, 12341, 16031, 16261, 16813, 28987, 29971, 30401, 39491, 40549, 70397, 73831, 95243, 99889, 112217, 117691, 178063, 209797, 276437, 283843, 492779, 516817, 666701, 689333, 699223, 1246441, 1619131, 1698113, 3027071, 4095449, 4825331, 11333917, 11886791, 21189497, 28668143, 69622633, 487358431]

約数ペア:

[(1, 487358431), (7, 69622633), (17, 28668143), (23, 21189497), (41, 11886791), (43, 11333917), (101, 4825331), (119, 4095449), (161, 3027071), (287, 1698113), (301, 1619131), (391, 1246441), (697, 699223), (707, 689333), (731, 666701), (943, 516817), (989, 492779), (1717, 283843), (1763, 276437), (2323, 209797), (2737, 178063), (4141, 117691), (4343, 112217), (4879, 99889), (5117, 95243), (6601, 73831), (6923, 70397), (12019, 40549), (12341, 39491), (16031, 30401), (16261, 29971), (16813, 28987)]