31403306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 53319168

約数和(自身を除く): 21915862

約数列:

[1, 2, 11, 22, 37, 74, 173, 223, 346, 407, 446, 814, 1903, 2453, 3806, 4906, 6401, 8251, 12802, 16502, 38579, 70411, 77158, 90761, 140822, 181522, 424369, 848738, 1427423, 2854846, 15701653, 31403306]

約数ペア:

[(1, 31403306), (2, 15701653), (11, 2854846), (22, 1427423), (37, 848738), (74, 424369), (173, 181522), (223, 140822), (346, 90761), (407, 77158), (446, 70411), (814, 38579), (1903, 16502), (2453, 12802), (3806, 8251), (4906, 6401)]