31684254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 43310946

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 83, 122, 149, 166, 183, 249, 298, 366, 427, 447, 498, 581, 854, 894, 1043, 1162, 1281, 1743, 2086, 2562, 3129, 3486, 5063, 6258, 9089, 10126, 12367, 15189, 18178, 24734, 27267, 30378, 35441, 37101, 54534, 63623, 70882, 74202, 86569, 106323, 127246, 173138, 190869, 212646, 259707, 381738, 519414, 754387, 1508774, 2263161, 4526322, 5280709, 10561418, 15842127, 31684254]

約数ペア:

[(1, 31684254), (2, 15842127), (3, 10561418), (6, 5280709), (7, 4526322), (14, 2263161), (21, 1508774), (42, 754387), (61, 519414), (83, 381738), (122, 259707), (149, 212646), (166, 190869), (183, 173138), (249, 127246), (298, 106323), (366, 86569), (427, 74202), (447, 70882), (498, 63623), (581, 54534), (854, 37101), (894, 35441), (1043, 30378), (1162, 27267), (1281, 24734), (1743, 18178), (2086, 15189), (2562, 12367), (3129, 10126), (3486, 9089), (5063, 6258)]