22051905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 14443455

約数列:

[1, 3, 5, 15, 43, 129, 179, 191, 215, 537, 573, 645, 895, 955, 2685, 2865, 7697, 8213, 23091, 24639, 34189, 38485, 41065, 102567, 115455, 123195, 170945, 512835, 1470127, 4410381, 7350635, 22051905]

約数ペア:

[(1, 22051905), (3, 7350635), (5, 4410381), (15, 1470127), (43, 512835), (129, 170945), (179, 123195), (191, 115455), (215, 102567), (537, 41065), (573, 38485), (645, 34189), (895, 24639), (955, 23091), (2685, 8213), (2865, 7697)]