221206312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{30689}}^1$

素因数の和:30765

約数の個数: 32

約数和(自身を含む): 447460200

約数和(自身を除く): 226253888

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208, 30689, 61378, 122756, 245512, 521713, 1043426, 1626517, 2086852, 3253034, 4173704, 6506068, 13012136, 27650789, 55301578, 110603156, 221206312]

約数ペア:

[(1, 221206312), (2, 110603156), (4, 55301578), (8, 27650789), (17, 13012136), (34, 6506068), (53, 4173704), (68, 3253034), (106, 2086852), (136, 1626517), (212, 1043426), (424, 521713), (901, 245512), (1802, 122756), (3604, 61378), (7208, 30689)]