90778961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 118540800

約数和(自身を除く): 27761839

約数列:

[1, 7, 13, 29, 41, 91, 203, 287, 377, 533, 839, 1189, 2639, 3731, 5873, 8323, 10907, 15457, 24331, 34399, 76349, 108199, 170317, 240793, 316303, 447187, 997571, 2214121, 3130309, 6982997, 12968423, 90778961]

約数ペア:

[(1, 90778961), (7, 12968423), (13, 6982997), (29, 3130309), (41, 2214121), (91, 997571), (203, 447187), (287, 316303), (377, 240793), (533, 170317), (839, 108199), (1189, 76349), (2639, 34399), (3731, 24331), (5873, 15457), (8323, 10907)]