31386130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1650

約数の個数: 32

約数和(自身を含む): 59076864

約数和(自身を除く): 27690734

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 1553, 2021, 3106, 4042, 7765, 10105, 15530, 20210, 66779, 72991, 133558, 145982, 333895, 364955, 667790, 729910, 3138613, 6277226, 15693065, 31386130]

約数ペア:

[(1, 31386130), (2, 15693065), (5, 6277226), (10, 3138613), (43, 729910), (47, 667790), (86, 364955), (94, 333895), (215, 145982), (235, 133558), (430, 72991), (470, 66779), (1553, 20210), (2021, 15530), (3106, 10105), (4042, 7765)]