238445163

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 408910320

約数和(自身を除く): 170465157

約数列:

[1, 3, 9, 11, 23, 29, 33, 69, 87, 99, 157, 207, 253, 261, 319, 471, 529, 667, 759, 957, 1413, 1587, 1727, 2001, 2277, 2871, 3611, 4553, 4761, 5181, 5819, 6003, 7337, 10833, 13659, 15341, 15543, 17457, 22011, 32499, 39721, 40977, 46023, 50083, 52371, 66033, 83053, 104719, 119163, 138069, 150249, 168751, 249159, 314157, 357489, 450747, 506253, 747477, 913583, 942471, 1151909, 1518759, 2408537, 2740749, 3455727, 7225611, 8222247, 10367181, 21676833, 26493907, 79481721, 238445163]

約数ペア:

[(1, 238445163), (3, 79481721), (9, 26493907), (11, 21676833), (23, 10367181), (29, 8222247), (33, 7225611), (69, 3455727), (87, 2740749), (99, 2408537), (157, 1518759), (207, 1151909), (253, 942471), (261, 913583), (319, 747477), (471, 506253), (529, 450747), (667, 357489), (759, 314157), (957, 249159), (1413, 168751), (1587, 150249), (1727, 138069), (2001, 119163), (2277, 104719), (2871, 83053), (3611, 66033), (4553, 52371), (4761, 50083), (5181, 46023), (5819, 40977), (6003, 39721), (7337, 32499), (10833, 22011), (13659, 17457), (15341, 15543)]