72689565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8669}}^1$

素因数の和:8733

約数の個数: 32

約数和(自身を含む): 128177280

約数和(自身を除く): 55487715

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 8669, 26007, 43345, 112697, 130035, 338091, 372767, 563485, 1118301, 1690455, 1863835, 4845971, 5591505, 14537913, 24229855, 72689565]

約数ペア:

[(1, 72689565), (3, 24229855), (5, 14537913), (13, 5591505), (15, 4845971), (39, 1863835), (43, 1690455), (65, 1118301), (129, 563485), (195, 372767), (215, 338091), (559, 130035), (645, 112697), (1677, 43345), (2795, 26007), (8385, 8669)]