408033873

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 693987840

約数和(自身を除く): 285953967

約数列:

[1, 3, 9, 13, 19, 31, 39, 57, 93, 117, 171, 191, 247, 279, 403, 573, 589, 741, 961, 1209, 1719, 1767, 2223, 2483, 2883, 3627, 3629, 5301, 5921, 7449, 7657, 8649, 10887, 12493, 17763, 18259, 22347, 22971, 32661, 37479, 47177, 53289, 54777, 68913, 76973, 112437, 112499, 141531, 164331, 183551, 230919, 237367, 337497, 424593, 550653, 692757, 712101, 1012491, 1462487, 1651959, 2136303, 2386163, 3487469, 4387461, 7158489, 10462407, 13162383, 21475467, 31387221, 45337097, 136011291, 408033873]

約数ペア:

[(1, 408033873), (3, 136011291), (9, 45337097), (13, 31387221), (19, 21475467), (31, 13162383), (39, 10462407), (57, 7158489), (93, 4387461), (117, 3487469), (171, 2386163), (191, 2136303), (247, 1651959), (279, 1462487), (403, 1012491), (573, 712101), (589, 692757), (741, 550653), (961, 424593), (1209, 337497), (1719, 237367), (1767, 230919), (2223, 183551), (2483, 164331), (2883, 141531), (3627, 112499), (3629, 112437), (5301, 76973), (5921, 68913), (7449, 54777), (7657, 53289), (8649, 47177), (10887, 37479), (12493, 32661), (17763, 22971), (18259, 22347)]