381640311

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3833}}^1$

素因数の和:3912

約数の個数: 48

約数和(自身を含む): 636382656

約数和(自身を除く): 254742345

約数列:

[1, 3, 9, 13, 23, 37, 39, 69, 111, 117, 207, 299, 333, 481, 851, 897, 1443, 2553, 2691, 3833, 4329, 7659, 11063, 11499, 33189, 34497, 49829, 88159, 99567, 141821, 149487, 264477, 425463, 448461, 793431, 1146067, 1276389, 1843673, 3261883, 3438201, 5531019, 9785649, 10314603, 16593057, 29356947, 42404479, 127213437, 381640311]

約数ペア:

[(1, 381640311), (3, 127213437), (9, 42404479), (13, 29356947), (23, 16593057), (37, 10314603), (39, 9785649), (69, 5531019), (111, 3438201), (117, 3261883), (207, 1843673), (299, 1276389), (333, 1146067), (481, 793431), (851, 448461), (897, 425463), (1443, 264477), (2553, 149487), (2691, 141821), (3833, 99567), (4329, 88159), (7659, 49829), (11063, 34497), (11499, 33189)]