243676615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 385136640

約数和(自身を除く): 141460025

約数列:

[1, 5, 7, 13, 19, 35, 65, 71, 91, 95, 133, 247, 355, 397, 455, 497, 665, 923, 1235, 1349, 1729, 1985, 2485, 2779, 4615, 5161, 6461, 6745, 7543, 8645, 9443, 13895, 17537, 25805, 28187, 32305, 36127, 37715, 47215, 52801, 87685, 98059, 122759, 140935, 180635, 197309, 264005, 366431, 490295, 535553, 613795, 686413, 986545, 1832155, 2565017, 2677765, 3432065, 3748871, 6962189, 12825085, 18744355, 34810945, 48735323, 243676615]

約数ペア:

[(1, 243676615), (5, 48735323), (7, 34810945), (13, 18744355), (19, 12825085), (35, 6962189), (65, 3748871), (71, 3432065), (91, 2677765), (95, 2565017), (133, 1832155), (247, 986545), (355, 686413), (397, 613795), (455, 535553), (497, 490295), (665, 366431), (923, 264005), (1235, 197309), (1349, 180635), (1729, 140935), (1985, 122759), (2485, 98059), (2779, 87685), (4615, 52801), (5161, 47215), (6461, 37715), (6745, 36127), (7543, 32305), (8645, 28187), (9443, 25805), (13895, 17537)]