28017335

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 9583945

約数列:

[1, 5, 23, 29, 31, 115, 145, 155, 271, 667, 713, 899, 1355, 3335, 3565, 4495, 6233, 7859, 8401, 20677, 31165, 39295, 42005, 103385, 180757, 193223, 243629, 903785, 966115, 1218145, 5603467, 28017335]

約数ペア:

[(1, 28017335), (5, 5603467), (23, 1218145), (29, 966115), (31, 903785), (115, 243629), (145, 193223), (155, 180757), (271, 103385), (667, 42005), (713, 39295), (899, 31165), (1355, 20677), (3335, 8401), (3565, 7859), (4495, 6233)]