1404455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 32

約数和(自身を含む): 2032128

約数和(自身を除く): 627673

約数列:

[1, 5, 13, 17, 31, 41, 65, 85, 155, 205, 221, 403, 527, 533, 697, 1105, 1271, 2015, 2635, 2665, 3485, 6355, 6851, 9061, 16523, 21607, 34255, 45305, 82615, 108035, 280891, 1404455]

約数ペア:

[(1, 1404455), (5, 280891), (13, 108035), (17, 82615), (31, 45305), (41, 34255), (65, 21607), (85, 16523), (155, 9061), (205, 6851), (221, 6355), (403, 3485), (527, 2665), (533, 2635), (697, 2015), (1105, 1271)]