311021.0000000

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 17893008

約数和(自身を除く): 11239140

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 193, 204, 221, 338, 386, 442, 507, 579, 663, 676, 772, 884, 1014, 1158, 1326, 2028, 2316, 2509, 2652, 2873, 3281, 5018, 5746, 6562, 7527, 8619, 9843, 10036, 11492, 13124, 15054, 17238, 19686, 30108, 32617, 34476, 39372, 42653, 65234, 85306, 97851, 127959, 130468, 170612, 195702, 255918, 391404, 511836, 554489, 1108978, 1663467, 2217956, 3326934, 6653868]

約数ペア:

[(1, 6653868), (2, 3326934), (3, 2217956), (4, 1663467), (6, 1108978), (12, 554489), (13, 511836), (17, 391404), (26, 255918), (34, 195702), (39, 170612), (51, 130468), (52, 127959), (68, 97851), (78, 85306), (102, 65234), (156, 42653), (169, 39372), (193, 34476), (204, 32617), (221, 30108), (338, 19686), (386, 17238), (442, 15054), (507, 13124), (579, 11492), (663, 10036), (676, 9843), (772, 8619), (884, 7527), (1014, 6562), (1158, 5746), (1326, 5018), (2028, 3281), (2316, 2873), (2509, 2652)]