78068018

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 137870208

約数和(自身を除く): 59802190

約数列:

[1, 2, 7, 14, 41, 82, 277, 287, 491, 554, 574, 982, 1939, 3437, 3878, 6874, 11357, 20131, 22714, 40262, 79499, 136007, 140917, 158998, 272014, 281834, 952049, 1904098, 5576287, 11152574, 39034009, 78068018]

約数ペア:

[(1, 78068018), (2, 39034009), (7, 11152574), (14, 5576287), (41, 1904098), (82, 952049), (277, 281834), (287, 272014), (491, 158998), (554, 140917), (574, 136007), (982, 79499), (1939, 40262), (3437, 22714), (3878, 20131), (6874, 11357)]