303639128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 626663520

約数和(自身を除く): 323024392

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 137, 202, 211, 274, 404, 422, 548, 808, 844, 1096, 1313, 1688, 1781, 2626, 2743, 3562, 5252, 5486, 7124, 10504, 10972, 13837, 14248, 21311, 21944, 27674, 28907, 42622, 55348, 57814, 85244, 110696, 115628, 170488, 179881, 231256, 277043, 359762, 375791, 554086, 719524, 751582, 1108172, 1439048, 1503164, 2216344, 2919607, 3006328, 5839214, 11678428, 23356856, 37954891, 75909782, 151819564, 303639128]

約数ペア:

[(1, 303639128), (2, 151819564), (4, 75909782), (8, 37954891), (13, 23356856), (26, 11678428), (52, 5839214), (101, 3006328), (104, 2919607), (137, 2216344), (202, 1503164), (211, 1439048), (274, 1108172), (404, 751582), (422, 719524), (548, 554086), (808, 375791), (844, 359762), (1096, 277043), (1313, 231256), (1688, 179881), (1781, 170488), (2626, 115628), (2743, 110696), (3562, 85244), (5252, 57814), (5486, 55348), (7124, 42622), (10504, 28907), (10972, 27674), (13837, 21944), (14248, 21311)]