505968255

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 991537920

約数和(自身を除く): 485569665

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 67, 117, 135, 169, 195, 201, 331, 335, 351, 507, 585, 603, 845, 871, 993, 1005, 1521, 1655, 1755, 1809, 2535, 2613, 2979, 3015, 4303, 4355, 4563, 4965, 7605, 7839, 8937, 9045, 11323, 12909, 13065, 14895, 21515, 22177, 22815, 23517, 33969, 38727, 39195, 44685, 55939, 56615, 64545, 66531, 101907, 110885, 116181, 117585, 167817, 169845, 193635, 199593, 279695, 288301, 305721, 332655, 503451, 509535, 580905, 598779, 839085, 864903, 997965, 1441505, 1510353, 1528605, 2517255, 2594709, 2993895, 3747913, 4324515, 7551765, 7784127, 11243739, 12973545, 18739565, 33731217, 38920635, 56218695, 101193651, 168656085, 505968255]

約数ペア:

[(1, 505968255), (3, 168656085), (5, 101193651), (9, 56218695), (13, 38920635), (15, 33731217), (27, 18739565), (39, 12973545), (45, 11243739), (65, 7784127), (67, 7551765), (117, 4324515), (135, 3747913), (169, 2993895), (195, 2594709), (201, 2517255), (331, 1528605), (335, 1510353), (351, 1441505), (507, 997965), (585, 864903), (603, 839085), (845, 598779), (871, 580905), (993, 509535), (1005, 503451), (1521, 332655), (1655, 305721), (1755, 288301), (1809, 279695), (2535, 199593), (2613, 193635), (2979, 169845), (3015, 167817), (4303, 117585), (4355, 116181), (4563, 110885), (4965, 101907), (7605, 66531), (7839, 64545), (8937, 56615), (9045, 55939), (11323, 44685), (12909, 39195), (13065, 38727), (14895, 33969), (21515, 23517), (22177, 22815)]