31691484

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 88058880

約数和(自身を除く): 56367396

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 191, 198, 382, 396, 419, 573, 764, 838, 1146, 1257, 1676, 1719, 2101, 2292, 2514, 3438, 3771, 4202, 4609, 5028, 6303, 6876, 7542, 8404, 9218, 12606, 13827, 15084, 18436, 18909, 25212, 27654, 37818, 41481, 55308, 75636, 80029, 82962, 160058, 165924, 240087, 320116, 480174, 720261, 880319, 960348, 1440522, 1760638, 2640957, 2881044, 3521276, 5281914, 7922871, 10563828, 15845742, 31691484]

約数ペア:

[(1, 31691484), (2, 15845742), (3, 10563828), (4, 7922871), (6, 5281914), (9, 3521276), (11, 2881044), (12, 2640957), (18, 1760638), (22, 1440522), (33, 960348), (36, 880319), (44, 720261), (66, 480174), (99, 320116), (132, 240087), (191, 165924), (198, 160058), (382, 82962), (396, 80029), (419, 75636), (573, 55308), (764, 41481), (838, 37818), (1146, 27654), (1257, 25212), (1676, 18909), (1719, 18436), (2101, 15084), (2292, 13827), (2514, 12606), (3438, 9218), (3771, 8404), (4202, 7542), (4609, 6876), (5028, 6303)]