64171863

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 112359936

約数和(自身を除く): 48188073

約数列:

[1, 3, 7, 9, 21, 23, 63, 67, 69, 161, 201, 207, 469, 483, 603, 661, 1407, 1449, 1541, 1983, 4221, 4623, 4627, 5949, 10787, 13869, 13881, 15203, 32361, 41643, 44287, 45609, 97083, 106421, 132861, 136827, 310009, 319263, 398583, 930027, 957789, 1018601, 2790081, 3055803, 7130207, 9167409, 21390621, 64171863]

約数ペア:

[(1, 64171863), (3, 21390621), (7, 9167409), (9, 7130207), (21, 3055803), (23, 2790081), (63, 1018601), (67, 957789), (69, 930027), (161, 398583), (201, 319263), (207, 310009), (469, 136827), (483, 132861), (603, 106421), (661, 97083), (1407, 45609), (1449, 44287), (1541, 41643), (1983, 32361), (4221, 15203), (4623, 13881), (4627, 13869), (5949, 10787)]