77377419

素因数分解:

$3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2221}}^1$

素因数の和:2320

約数の個数: 36

約数和(自身を含む): 131720160

約数和(自身を除く): 54342741

約数列:

[1, 3, 7, 9, 21, 49, 63, 79, 147, 237, 441, 553, 711, 1659, 2221, 3871, 4977, 6663, 11613, 15547, 19989, 34839, 46641, 108829, 139923, 175459, 326487, 526377, 979461, 1228213, 1579131, 3684639, 8597491, 11053917, 25792473, 77377419]

約数ペア:

[(1, 77377419), (3, 25792473), (7, 11053917), (9, 8597491), (21, 3684639), (49, 1579131), (63, 1228213), (79, 979461), (147, 526377), (237, 326487), (441, 175459), (553, 139923), (711, 108829), (1659, 46641), (2221, 34839), (3871, 19989), (4977, 15547), (6663, 11613)]