31536207

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 51068160

約数和(自身を除く): 19531953

約数列:

[1, 3, 9, 17, 31, 51, 61, 93, 109, 153, 183, 279, 327, 527, 549, 981, 1037, 1581, 1853, 1891, 3111, 3379, 4743, 5559, 5673, 6649, 9333, 10137, 16677, 17019, 19947, 30411, 32147, 57443, 59841, 96441, 113033, 172329, 206119, 289323, 339099, 516987, 618357, 1017297, 1855071, 3504023, 10512069, 31536207]

約数ペア:

[(1, 31536207), (3, 10512069), (9, 3504023), (17, 1855071), (31, 1017297), (51, 618357), (61, 516987), (93, 339099), (109, 289323), (153, 206119), (183, 172329), (279, 113033), (327, 96441), (527, 59841), (549, 57443), (981, 32147), (1037, 30411), (1581, 19947), (1853, 17019), (1891, 16677), (3111, 10137), (3379, 9333), (4743, 6649), (5559, 5673)]