31808955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1579}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 54604800

約数和(自身を除く): 22795845

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 1579, 4029, 4737, 6715, 7895, 20145, 23685, 26843, 80529, 124741, 134215, 374223, 402645, 623705, 1871115, 2120597, 6361791, 10602985, 31808955]

約数ペア:

[(1, 31808955), (3, 10602985), (5, 6361791), (15, 2120597), (17, 1871115), (51, 623705), (79, 402645), (85, 374223), (237, 134215), (255, 124741), (395, 80529), (1185, 26843), (1343, 23685), (1579, 20145), (4029, 7895), (4737, 6715)]