131415536

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9239}}^1$

素因数の和:9381

約数の個数: 40

約数和(自身を含む): 293314560

約数和(自身を除く): 161899024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 9239, 14224, 18478, 36956, 64673, 73912, 129346, 147824, 258692, 517384, 1034768, 1173353, 2346706, 4693412, 8213471, 9386824, 16426942, 18773648, 32853884, 65707768, 131415536]

約数ペア:

[(1, 131415536), (2, 65707768), (4, 32853884), (7, 18773648), (8, 16426942), (14, 9386824), (16, 8213471), (28, 4693412), (56, 2346706), (112, 1173353), (127, 1034768), (254, 517384), (508, 258692), (889, 147824), (1016, 129346), (1778, 73912), (2032, 64673), (3556, 36956), (7112, 18478), (9239, 14224)]