222733238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1653

約数の個数: 64

約数和(自身を含む): 443681280

約数和(自身を除く): 220948042

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 41, 82, 91, 133, 182, 247, 266, 287, 494, 533, 574, 779, 1066, 1558, 1571, 1729, 3142, 3458, 3731, 5453, 7462, 10127, 10906, 10997, 20254, 20423, 21994, 29849, 40846, 59698, 64411, 70889, 128822, 141778, 142961, 208943, 285922, 388037, 417886, 450877, 776074, 837343, 901754, 1223809, 1674686, 2447618, 2716259, 5432518, 5861401, 8566663, 11722802, 15909517, 17133326, 31819034, 111366619, 222733238]

約数ペア:

[(1, 222733238), (2, 111366619), (7, 31819034), (13, 17133326), (14, 15909517), (19, 11722802), (26, 8566663), (38, 5861401), (41, 5432518), (82, 2716259), (91, 2447618), (133, 1674686), (182, 1223809), (247, 901754), (266, 837343), (287, 776074), (494, 450877), (533, 417886), (574, 388037), (779, 285922), (1066, 208943), (1558, 142961), (1571, 141778), (1729, 128822), (3142, 70889), (3458, 64411), (3731, 59698), (5453, 40846), (7462, 29849), (10127, 21994), (10906, 20423), (10997, 20254)]