245894336

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:493

約数の個数: 56

約数和(自身を含む): 497555520

約数和(自身を除く): 251661184

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 139, 211, 262, 278, 422, 524, 556, 844, 1048, 1112, 1688, 2096, 2224, 3376, 4192, 4448, 6752, 8384, 8896, 13504, 18209, 27641, 29329, 36418, 55282, 58658, 72836, 110564, 117316, 145672, 221128, 234632, 291344, 442256, 469264, 582688, 884512, 938528, 1165376, 1769024, 1877056, 3842099, 7684198, 15368396, 30736792, 61473584, 122947168, 245894336]

約数ペア:

[(1, 245894336), (2, 122947168), (4, 61473584), (8, 30736792), (16, 15368396), (32, 7684198), (64, 3842099), (131, 1877056), (139, 1769024), (211, 1165376), (262, 938528), (278, 884512), (422, 582688), (524, 469264), (556, 442256), (844, 291344), (1048, 234632), (1112, 221128), (1688, 145672), (2096, 117316), (2224, 110564), (3376, 72836), (4192, 58658), (4448, 55282), (6752, 36418), (8384, 29329), (8896, 27641), (13504, 18209)]