201887399

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 248755200

約数和(自身を除く): 46867801

約数列:

[1, 7, 23, 49, 157, 161, 163, 343, 1099, 1127, 1141, 3611, 3749, 7693, 7889, 7987, 25277, 25591, 26243, 53851, 55909, 176939, 179137, 183701, 588593, 1238573, 1253959, 1285907, 4120151, 8777713, 28841057, 201887399]

約数ペア:

[(1, 201887399), (7, 28841057), (23, 8777713), (49, 4120151), (157, 1285907), (161, 1253959), (163, 1238573), (343, 588593), (1099, 183701), (1127, 179137), (1141, 176939), (3611, 55909), (3749, 53851), (7693, 26243), (7889, 25591), (7987, 25277)]