31867836

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 101888640

約数和(自身を除く): 70020804

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 49, 52, 66, 77, 78, 84, 91, 98, 132, 143, 147, 154, 156, 182, 196, 231, 273, 286, 294, 308, 364, 379, 429, 462, 539, 546, 572, 588, 637, 758, 858, 924, 1001, 1078, 1092, 1137, 1274, 1516, 1617, 1716, 1911, 2002, 2156, 2274, 2548, 2653, 3003, 3234, 3822, 4004, 4169, 4548, 4927, 5306, 6006, 6468, 7007, 7644, 7959, 8338, 9854, 10612, 12012, 12507, 14014, 14781, 15918, 16676, 18571, 19708, 21021, 25014, 28028, 29183, 29562, 31836, 34489, 37142, 42042, 50028, 54197, 55713, 58366, 59124, 68978, 74284, 84084, 87549, 103467, 108394, 111426, 116732, 137956, 162591, 175098, 204281, 206934, 216788, 222852, 241423, 325182, 350196, 379379, 408562, 413868, 482846, 612843, 650364, 724269, 758758, 817124, 965692, 1138137, 1225686, 1448538, 1517516, 2276274, 2451372, 2655653, 2897076, 4552548, 5311306, 7966959, 10622612, 15933918, 31867836]

約数ペア:

[(1, 31867836), (2, 15933918), (3, 10622612), (4, 7966959), (6, 5311306), (7, 4552548), (11, 2897076), (12, 2655653), (13, 2451372), (14, 2276274), (21, 1517516), (22, 1448538), (26, 1225686), (28, 1138137), (33, 965692), (39, 817124), (42, 758758), (44, 724269), (49, 650364), (52, 612843), (66, 482846), (77, 413868), (78, 408562), (84, 379379), (91, 350196), (98, 325182), (132, 241423), (143, 222852), (147, 216788), (154, 206934), (156, 204281), (182, 175098), (196, 162591), (231, 137956), (273, 116732), (286, 111426), (294, 108394), (308, 103467), (364, 87549), (379, 84084), (429, 74284), (462, 68978), (539, 59124), (546, 58366), (572, 55713), (588, 54197), (637, 50028), (758, 42042), (858, 37142), (924, 34489), (1001, 31836), (1078, 29562), (1092, 29183), (1137, 28028), (1274, 25014), (1516, 21021), (1617, 19708), (1716, 18571), (1911, 16676), (2002, 15918), (2156, 14781), (2274, 14014), (2548, 12507), (2653, 12012), (3003, 10612), (3234, 9854), (3822, 8338), (4004, 7959), (4169, 7644), (4548, 7007), (4927, 6468), (5306, 6006)]