15189188

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 31667328

約数和(自身を除く): 16478140

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 101, 131, 164, 202, 262, 287, 404, 524, 574, 707, 917, 1148, 1414, 1834, 2828, 3668, 4141, 5371, 8282, 10742, 13231, 16564, 21484, 26462, 28987, 37597, 52924, 57974, 75194, 92617, 115948, 150388, 185234, 370468, 542471, 1084942, 2169884, 3797297, 7594594, 15189188]

約数ペア:

[(1, 15189188), (2, 7594594), (4, 3797297), (7, 2169884), (14, 1084942), (28, 542471), (41, 370468), (82, 185234), (101, 150388), (131, 115948), (164, 92617), (202, 75194), (262, 57974), (287, 52924), (404, 37597), (524, 28987), (574, 26462), (707, 21484), (917, 16564), (1148, 13231), (1414, 10742), (1834, 8282), (2828, 5371), (3668, 4141)]