311494274

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1759}}^1$

素因数の和:1927

約数の個数: 48

約数和(自身を含む): 589881600

約数和(自身を除く): 278387326

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 139, 182, 278, 637, 973, 1274, 1759, 1807, 1946, 3518, 3614, 6811, 12313, 12649, 13622, 22867, 24626, 25298, 45734, 86191, 88543, 160069, 172382, 177086, 244501, 320138, 489002, 1120483, 1711507, 2240966, 3178513, 3423014, 6357026, 11980549, 22249591, 23961098, 44499182, 155747137, 311494274]

約数ペア:

[(1, 311494274), (2, 155747137), (7, 44499182), (13, 23961098), (14, 22249591), (26, 11980549), (49, 6357026), (91, 3423014), (98, 3178513), (139, 2240966), (182, 1711507), (278, 1120483), (637, 489002), (973, 320138), (1274, 244501), (1759, 177086), (1807, 172382), (1946, 160069), (3518, 88543), (3614, 86191), (6811, 45734), (12313, 25298), (12649, 24626), (13622, 22867)]