201390415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3399

約数の個数: 32

約数和(自身を含む): 275705856

約数和(自身を除く): 74315441

約数列:

[1, 5, 17, 23, 31, 85, 115, 155, 391, 527, 713, 1955, 2635, 3323, 3565, 12121, 16615, 56491, 60605, 76429, 103013, 282455, 382145, 515065, 1299293, 1751221, 2369299, 6496465, 8756105, 11846495, 40278083, 201390415]

約数ペア:

[(1, 201390415), (5, 40278083), (17, 11846495), (23, 8756105), (31, 6496465), (85, 2369299), (115, 1751221), (155, 1299293), (391, 515065), (527, 382145), (713, 282455), (1955, 103013), (2635, 76429), (3323, 60605), (3565, 56491), (12121, 16615)]