131790288

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{392233}}^1$

素因数の和:392251

約数の個数: 40

約数和(自身を含む): 389096128

約数和(自身を除く): 257305840

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 392233, 784466, 1176699, 1568932, 2353398, 2745631, 3137864, 4706796, 5491262, 6275728, 8236893, 9413592, 10982524, 16473786, 18827184, 21965048, 32947572, 43930096, 65895144, 131790288]

約数ペア:

[(1, 131790288), (2, 65895144), (3, 43930096), (4, 32947572), (6, 21965048), (7, 18827184), (8, 16473786), (12, 10982524), (14, 9413592), (16, 8236893), (21, 6275728), (24, 5491262), (28, 4706796), (42, 3137864), (48, 2745631), (56, 2353398), (84, 1568932), (112, 1176699), (168, 784466), (336, 392233)]