258425145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 508574976

約数和(自身を除く): 250149831

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 121, 155, 165, 279, 341, 363, 465, 495, 605, 1023, 1089, 1395, 1531, 1705, 1815, 3069, 3751, 4593, 5115, 5445, 7655, 11253, 13779, 15345, 16841, 18755, 22965, 33759, 47461, 50523, 56265, 68895, 84205, 142383, 151569, 168795, 185251, 237305, 252615, 427149, 522071, 555753, 711915, 757845, 926255, 1566213, 1667259, 2135745, 2610355, 2778765, 4698639, 5742781, 7831065, 8336295, 17228343, 23493195, 28713905, 51685029, 86141715, 258425145]

約数ペア:

[(1, 258425145), (3, 86141715), (5, 51685029), (9, 28713905), (11, 23493195), (15, 17228343), (31, 8336295), (33, 7831065), (45, 5742781), (55, 4698639), (93, 2778765), (99, 2610355), (121, 2135745), (155, 1667259), (165, 1566213), (279, 926255), (341, 757845), (363, 711915), (465, 555753), (495, 522071), (605, 427149), (1023, 252615), (1089, 237305), (1395, 185251), (1531, 168795), (1705, 151569), (1815, 142383), (3069, 84205), (3751, 68895), (4593, 56265), (5115, 50523), (5445, 47461), (7655, 33759), (11253, 22965), (13779, 18755), (15345, 16841)]