259396812

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9857}}^1$

素因数の和:9927

約数の個数: 72

約数和(自身を含む): 710485776

約数和(自身を除く): 451088964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 2193, 2924, 4386, 6579, 8772, 9857, 13158, 19714, 26316, 29571, 39428, 59142, 88713, 118284, 167569, 177426, 335138, 354852, 423851, 502707, 670276, 847702, 1005414, 1271553, 1508121, 1695404, 2010828, 2543106, 3016242, 3814659, 5086212, 6032484, 7205467, 7629318, 14410934, 15258636, 21616401, 28821868, 43232802, 64849203, 86465604, 129698406, 259396812]

約数ペア:

[(1, 259396812), (2, 129698406), (3, 86465604), (4, 64849203), (6, 43232802), (9, 28821868), (12, 21616401), (17, 15258636), (18, 14410934), (34, 7629318), (36, 7205467), (43, 6032484), (51, 5086212), (68, 3814659), (86, 3016242), (102, 2543106), (129, 2010828), (153, 1695404), (172, 1508121), (204, 1271553), (258, 1005414), (306, 847702), (387, 670276), (516, 502707), (612, 423851), (731, 354852), (774, 335138), (1462, 177426), (1548, 167569), (2193, 118284), (2924, 88713), (4386, 59142), (6579, 39428), (8772, 29571), (9857, 26316), (13158, 19714)]