1881171796

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1\times {\mathrm{739}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 3793417600

約数和(自身を除く): 1912245804

約数列:

[1, 2, 4, 7, 14, 28, 229, 397, 458, 739, 794, 916, 1478, 1588, 1603, 2779, 2956, 3206, 5173, 5558, 6412, 10346, 11116, 20692, 90913, 169231, 181826, 293383, 338462, 363652, 586766, 636391, 676924, 1173532, 1184617, 1272782, 2053681, 2369234, 2545564, 4107362, 4738468, 8214724, 67184707, 134369414, 268738828, 470292949, 940585898, 1881171796]

約数ペア:

[(1, 1881171796), (2, 940585898), (4, 470292949), (7, 268738828), (14, 134369414), (28, 67184707), (229, 8214724), (397, 4738468), (458, 4107362), (739, 2545564), (794, 2369234), (916, 2053681), (1478, 1272782), (1588, 1184617), (1603, 1173532), (2779, 676924), (2956, 636391), (3206, 586766), (5173, 363652), (5558, 338462), (6412, 293383), (10346, 181826), (11116, 169231), (20692, 90913)]