67721235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1031}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 112942080

約数和(自身を除く): 45220845

約数列:

[1, 3, 5, 15, 29, 87, 145, 151, 435, 453, 755, 1031, 2265, 3093, 4379, 5155, 13137, 15465, 21895, 29899, 65685, 89697, 149495, 155681, 448485, 467043, 778405, 2335215, 4514749, 13544247, 22573745, 67721235]

約数ペア:

[(1, 67721235), (3, 22573745), (5, 13544247), (15, 4514749), (29, 2335215), (87, 778405), (145, 467043), (151, 448485), (435, 155681), (453, 149495), (755, 89697), (1031, 65685), (2265, 29899), (3093, 21895), (4379, 15465), (5155, 13137)]