15917013

素因数分解:

$3^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 28071360

約数和(自身を除く): 12154347

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 147, 159, 189, 227, 371, 441, 477, 681, 1113, 1323, 1431, 1589, 2043, 2597, 3339, 4767, 6129, 7791, 10017, 11123, 12031, 14301, 23373, 33369, 36093, 42903, 70119, 84217, 100107, 108279, 252651, 300321, 324837, 589519, 757953, 1768557, 2273859, 5305671, 15917013]

約数ペア:

[(1, 15917013), (3, 5305671), (7, 2273859), (9, 1768557), (21, 757953), (27, 589519), (49, 324837), (53, 300321), (63, 252651), (147, 108279), (159, 100107), (189, 84217), (227, 70119), (371, 42903), (441, 36093), (477, 33369), (681, 23373), (1113, 14301), (1323, 12031), (1431, 11123), (1589, 10017), (2043, 7791), (2597, 6129), (3339, 4767)]