1490478717

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 2534604800

約数和(自身を除く): 1044126083

約数列:

[1, 3, 7, 13, 21, 39, 49, 67, 91, 147, 201, 273, 343, 469, 637, 871, 1029, 1407, 1663, 1911, 2613, 3283, 4459, 4989, 6097, 9849, 11641, 13377, 18291, 21619, 22981, 34923, 42679, 64857, 68943, 81487, 111421, 128037, 151333, 244461, 298753, 334263, 453999, 570409, 779947, 896259, 1059331, 1448473, 1711227, 2339841, 3177993, 4345419, 5459629, 7415317, 10139311, 16378887, 22245951, 30417933, 38217403, 70975177, 114652209, 212925531, 496826239, 1490478717]

約数ペア:

[(1, 1490478717), (3, 496826239), (7, 212925531), (13, 114652209), (21, 70975177), (39, 38217403), (49, 30417933), (67, 22245951), (91, 16378887), (147, 10139311), (201, 7415317), (273, 5459629), (343, 4345419), (469, 3177993), (637, 2339841), (871, 1711227), (1029, 1448473), (1407, 1059331), (1663, 896259), (1911, 779947), (2613, 570409), (3283, 453999), (4459, 334263), (4989, 298753), (6097, 244461), (9849, 151333), (11641, 128037), (13377, 111421), (18291, 81487), (21619, 68943), (22981, 64857), (34923, 42679)]