231639254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 451989504

約数和(自身を除く): 220350250

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 401, 434, 682, 802, 847, 1331, 1694, 2387, 2662, 2807, 3751, 4411, 4774, 5614, 7502, 8822, 9317, 12431, 18634, 24862, 26257, 30877, 41261, 48521, 52514, 61754, 82522, 87017, 97042, 136741, 174034, 273482, 288827, 339647, 533731, 577654, 679294, 957187, 1067462, 1504151, 1914374, 3008302, 3736117, 7472234, 10529057, 16545661, 21058114, 33091322, 115819627, 231639254]

約数ペア:

[(1, 231639254), (2, 115819627), (7, 33091322), (11, 21058114), (14, 16545661), (22, 10529057), (31, 7472234), (62, 3736117), (77, 3008302), (121, 1914374), (154, 1504151), (217, 1067462), (242, 957187), (341, 679294), (401, 577654), (434, 533731), (682, 339647), (802, 288827), (847, 273482), (1331, 174034), (1694, 136741), (2387, 97042), (2662, 87017), (2807, 82522), (3751, 61754), (4411, 52514), (4774, 48521), (5614, 41261), (7502, 30877), (8822, 26257), (9317, 24862), (12431, 18634)]