641567145

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1\times {\mathrm{1709}}^1$

素因数の和:2609

約数の個数: 32

約数和(自身を含む): 1063756800

約数和(自身を除く): 422189655

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 863, 1709, 2589, 4315, 5127, 8545, 12945, 25027, 25635, 49561, 75081, 125135, 148683, 247805, 375405, 743415, 1474867, 4424601, 7374335, 22123005, 42771143, 128313429, 213855715, 641567145]

約数ペア:

[(1, 641567145), (3, 213855715), (5, 128313429), (15, 42771143), (29, 22123005), (87, 7374335), (145, 4424601), (435, 1474867), (863, 743415), (1709, 375405), (2589, 247805), (4315, 148683), (5127, 125135), (8545, 75081), (12945, 49561), (25027, 25635)]