13243095

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1757

約数の個数: 40

約数和(自身を含む): 25003440

約数和(自身を除く): 11760345

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 1721, 2565, 5163, 7695, 8605, 15489, 25815, 32699, 46467, 77445, 98097, 139401, 163495, 232335, 294291, 490485, 697005, 882873, 1471455, 2648619, 4414365, 13243095]

約数ペア:

[(1, 13243095), (3, 4414365), (5, 2648619), (9, 1471455), (15, 882873), (19, 697005), (27, 490485), (45, 294291), (57, 232335), (81, 163495), (95, 139401), (135, 98097), (171, 77445), (285, 46467), (405, 32699), (513, 25815), (855, 15489), (1539, 8605), (1721, 7695), (2565, 5163)]