399531794704

素因数分解:

$2^4\times 7^3\times {\mathrm{313}}^1\times {\mathrm{232591}}^1$

素因数の和:232933

約数の個数: 80

約数和(自身を含む): 905620211200

約数和(自身を除く): 506088416496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 313, 343, 392, 626, 686, 784, 1252, 1372, 2191, 2504, 2744, 4382, 5008, 5488, 8764, 15337, 17528, 30674, 35056, 61348, 107359, 122696, 214718, 232591, 245392, 429436, 465182, 858872, 930364, 1628137, 1717744, 1860728, 3256274, 3721456, 6512548, 11396959, 13025096, 22793918, 26050192, 45587836, 72800983, 79778713, 91175672, 145601966, 159557426, 182351344, 291203932, 319114852, 509606881, 582407864, 638229704, 1019213762, 1164815728, 1276459408, 2038427524, 3567248167, 4076855048, 7134496334, 8153710096, 14268992668, 24970737169, 28537985336, 49941474338, 57075970672, 99882948676, 199765897352, 399531794704]

約数ペア:

[(1, 399531794704), (2, 199765897352), (4, 99882948676), (7, 57075970672), (8, 49941474338), (14, 28537985336), (16, 24970737169), (28, 14268992668), (49, 8153710096), (56, 7134496334), (98, 4076855048), (112, 3567248167), (196, 2038427524), (313, 1276459408), (343, 1164815728), (392, 1019213762), (626, 638229704), (686, 582407864), (784, 509606881), (1252, 319114852), (1372, 291203932), (2191, 182351344), (2504, 159557426), (2744, 145601966), (4382, 91175672), (5008, 79778713), (5488, 72800983), (8764, 45587836), (15337, 26050192), (17528, 22793918), (30674, 13025096), (35056, 11396959), (61348, 6512548), (107359, 3721456), (122696, 3256274), (214718, 1860728), (232591, 1717744), (245392, 1628137), (429436, 930364), (465182, 858872)]