127777916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{811}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 271740672

約数和(自身を除く): 143962756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 331, 476, 662, 811, 1324, 1622, 2317, 3244, 4634, 5627, 5677, 9268, 11254, 11354, 13787, 22508, 22708, 27574, 39389, 55148, 78778, 96509, 157556, 193018, 268441, 386036, 536882, 1073764, 1879087, 3758174, 4563497, 7516348, 9126994, 18253988, 31944479, 63888958, 127777916]

約数ペア:

[(1, 127777916), (2, 63888958), (4, 31944479), (7, 18253988), (14, 9126994), (17, 7516348), (28, 4563497), (34, 3758174), (68, 1879087), (119, 1073764), (238, 536882), (331, 386036), (476, 268441), (662, 193018), (811, 157556), (1324, 96509), (1622, 78778), (2317, 55148), (3244, 39389), (4634, 27574), (5627, 22708), (5677, 22508), (9268, 13787), (11254, 11354)]