13047279

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 22457088

約数和(自身を除く): 9409809

約数列:

[1, 3, 7, 17, 21, 23, 49, 51, 69, 119, 147, 161, 227, 357, 391, 483, 681, 833, 1127, 1173, 1589, 2499, 2737, 3381, 3859, 4767, 5221, 8211, 11123, 11577, 15663, 19159, 27013, 33369, 36547, 57477, 81039, 88757, 109641, 189091, 255829, 266271, 567273, 621299, 767487, 1863897, 4349093, 13047279]

約数ペア:

[(1, 13047279), (3, 4349093), (7, 1863897), (17, 767487), (21, 621299), (23, 567273), (49, 266271), (51, 255829), (69, 189091), (119, 109641), (147, 88757), (161, 81039), (227, 57477), (357, 36547), (391, 33369), (483, 27013), (681, 19159), (833, 15663), (1127, 11577), (1173, 11123), (1589, 8211), (2499, 5221), (2737, 4767), (3381, 3859)]