13791518855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 18499829760

約数和(自身を除く): 4708310905

約数列:

[1, 5, 17, 31, 67, 85, 155, 191, 335, 409, 527, 955, 1139, 2045, 2077, 2635, 3247, 5695, 5921, 6953, 10385, 12679, 12797, 16235, 27403, 29605, 34765, 35309, 63395, 63985, 78119, 100657, 137015, 176545, 215543, 217549, 390595, 396707, 465851, 503285, 849493, 1077715, 1087745, 1328023, 1983535, 2329255, 2421689, 4247465, 5233973, 6640115, 6744019, 12108445, 14441381, 26169865, 33720095, 41168713, 72206905, 88977541, 162253163, 205843565, 444887705, 811265815, 2758303771, 13791518855]

約数ペア:

[(1, 13791518855), (5, 2758303771), (17, 811265815), (31, 444887705), (67, 205843565), (85, 162253163), (155, 88977541), (191, 72206905), (335, 41168713), (409, 33720095), (527, 26169865), (955, 14441381), (1139, 12108445), (2045, 6744019), (2077, 6640115), (2635, 5233973), (3247, 4247465), (5695, 2421689), (5921, 2329255), (6953, 1983535), (10385, 1328023), (12679, 1087745), (12797, 1077715), (16235, 849493), (27403, 503285), (29605, 465851), (34765, 396707), (35309, 390595), (63395, 217549), (63985, 215543), (78119, 176545), (100657, 137015)]