28951945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 39989376

約数和(自身を除く): 11037431

約数列:

[1, 5, 11, 37, 41, 55, 185, 205, 347, 407, 451, 1517, 1735, 2035, 2255, 3817, 7585, 12839, 14227, 16687, 19085, 64195, 71135, 83435, 141229, 156497, 526399, 706145, 782485, 2631995, 5790389, 28951945]

約数ペア:

[(1, 28951945), (5, 5790389), (11, 2631995), (37, 782485), (41, 706145), (55, 526399), (185, 156497), (205, 141229), (347, 83435), (407, 71135), (451, 64195), (1517, 19085), (1735, 16687), (2035, 14227), (2255, 12839), (3817, 7585)]