215260215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{7333}}^1$

素因数の和:7463

約数の個数: 32

約数和(自身を含む): 366113280

約数和(自身を除く): 150853065

約数列:

[1, 3, 5, 15, 19, 57, 95, 103, 285, 309, 515, 1545, 1957, 5871, 7333, 9785, 21999, 29355, 36665, 109995, 139327, 417981, 696635, 755299, 2089905, 2265897, 3776495, 11329485, 14350681, 43052043, 71753405, 215260215]

約数ペア:

[(1, 215260215), (3, 71753405), (5, 43052043), (15, 14350681), (19, 11329485), (57, 3776495), (95, 2265897), (103, 2089905), (285, 755299), (309, 696635), (515, 417981), (1545, 139327), (1957, 109995), (5871, 36665), (7333, 29355), (9785, 21999)]