15696072441

素因数分解:

$3^2\times 7^2\times {\mathrm{1721}}^1\times {\mathrm{20681}}^1$

素因数の和:22422

約数の個数: 36

約数和(自身を含む): 26390273364

約数和(自身を除く): 10694200923

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1721, 5163, 12047, 15489, 20681, 36141, 62043, 84329, 108423, 144767, 186129, 252987, 434301, 758961, 1013369, 1302903, 3040107, 9120321, 35592001, 106776003, 249144007, 320328009, 747432021, 1744008049, 2242296063, 5232024147, 15696072441]

約数ペア:

[(1, 15696072441), (3, 5232024147), (7, 2242296063), (9, 1744008049), (21, 747432021), (49, 320328009), (63, 249144007), (147, 106776003), (441, 35592001), (1721, 9120321), (5163, 3040107), (12047, 1302903), (15489, 1013369), (20681, 758961), (36141, 434301), (62043, 252987), (84329, 186129), (108423, 144767)]