201221826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{577}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 461438208

約数和(自身を除く): 260216382

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 263, 442, 526, 577, 663, 789, 1154, 1326, 1578, 1731, 3419, 3462, 4471, 6838, 7501, 8942, 9809, 10257, 13413, 15002, 19618, 20514, 22503, 26826, 29427, 45006, 58123, 58854, 116246, 127517, 151751, 174369, 255034, 303502, 348738, 382551, 455253, 765102, 910506, 1972763, 2579767, 3945526, 5159534, 5918289, 7739301, 11836578, 15478602, 33536971, 67073942, 100610913, 201221826]

約数ペア:

[(1, 201221826), (2, 100610913), (3, 67073942), (6, 33536971), (13, 15478602), (17, 11836578), (26, 7739301), (34, 5918289), (39, 5159534), (51, 3945526), (78, 2579767), (102, 1972763), (221, 910506), (263, 765102), (442, 455253), (526, 382551), (577, 348738), (663, 303502), (789, 255034), (1154, 174369), (1326, 151751), (1578, 127517), (1731, 116246), (3419, 58854), (3462, 58123), (4471, 45006), (6838, 29427), (7501, 26826), (8942, 22503), (9809, 20514), (10257, 19618), (13413, 15002)]