255320419298

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{159473}}^1$

素因数の和:159568

約数の個数: 72

約数和(自身を含む): 487424945196

約数和(自身を除く): 232104525898

約数列:

[1, 2, 7, 14, 17, 31, 34, 49, 62, 98, 119, 217, 238, 434, 527, 833, 961, 1054, 1519, 1666, 1922, 3038, 3689, 6727, 7378, 13454, 16337, 25823, 32674, 47089, 51646, 94178, 114359, 159473, 228718, 318946, 800513, 1116311, 1601026, 2232622, 2711041, 4943663, 5422082, 7814177, 9887326, 15628354, 18977287, 34605641, 37954574, 69211282, 84042271, 132841009, 153253553, 168084542, 242239487, 265682018, 306507106, 484478974, 588295897, 1072774871, 1176591794, 2145549742, 2605310401, 4118071279, 5210620802, 7509424097, 8236142558, 15018848194, 18237172807, 36474345614, 127660209649, 255320419298]

約数ペア:

[(1, 255320419298), (2, 127660209649), (7, 36474345614), (14, 18237172807), (17, 15018848194), (31, 8236142558), (34, 7509424097), (49, 5210620802), (62, 4118071279), (98, 2605310401), (119, 2145549742), (217, 1176591794), (238, 1072774871), (434, 588295897), (527, 484478974), (833, 306507106), (961, 265682018), (1054, 242239487), (1519, 168084542), (1666, 153253553), (1922, 132841009), (3038, 84042271), (3689, 69211282), (6727, 37954574), (7378, 34605641), (13454, 18977287), (16337, 15628354), (25823, 9887326), (32674, 7814177), (47089, 5422082), (51646, 4943663), (94178, 2711041), (114359, 2232622), (159473, 1601026), (228718, 1116311), (318946, 800513)]