1291248322

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1193}}^1$

素因数の和:1547

約数の個数: 64

約数和(自身を含む): 2519435520

約数和(自身を除く): 1228187198

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 313, 494, 626, 1193, 1729, 2191, 2386, 3458, 4069, 4382, 5947, 8138, 8351, 11894, 15509, 16702, 22667, 28483, 31018, 41629, 45334, 56966, 77311, 83258, 108563, 154622, 158669, 217126, 294671, 317338, 373409, 541177, 589342, 746818, 1082354, 2062697, 2613863, 4125394, 4854317, 5227726, 7094771, 9708634, 14189542, 33980219, 49663397, 67960438, 92232023, 99326794, 184464046, 645624161, 1291248322]

約数ペア:

[(1, 1291248322), (2, 645624161), (7, 184464046), (13, 99326794), (14, 92232023), (19, 67960438), (26, 49663397), (38, 33980219), (91, 14189542), (133, 9708634), (182, 7094771), (247, 5227726), (266, 4854317), (313, 4125394), (494, 2613863), (626, 2062697), (1193, 1082354), (1729, 746818), (2191, 589342), (2386, 541177), (3458, 373409), (4069, 317338), (4382, 294671), (5947, 217126), (8138, 158669), (8351, 154622), (11894, 108563), (15509, 83258), (16702, 77311), (22667, 56966), (28483, 45334), (31018, 41629)]