72309915

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9397}}^1$

素因数の和:9433

約数の個数: 40

約数和(自身を含む): 136458960

約数和(自身を除く): 64149045

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 9397, 28191, 46985, 84573, 140955, 178543, 253719, 422865, 535629, 761157, 892715, 1268595, 1606887, 2678145, 3805785, 4820661, 8034435, 14461983, 24103305, 72309915]

約数ペア:

[(1, 72309915), (3, 24103305), (5, 14461983), (9, 8034435), (15, 4820661), (19, 3805785), (27, 2678145), (45, 1606887), (57, 1268595), (81, 892715), (95, 761157), (135, 535629), (171, 422865), (285, 253719), (405, 178543), (513, 140955), (855, 84573), (1539, 46985), (2565, 28191), (7695, 9397)]