31856508

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 83655936

約数和(自身を除く): 51799428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 113, 123, 164, 191, 226, 246, 339, 369, 382, 452, 492, 573, 678, 738, 764, 1017, 1146, 1356, 1476, 1719, 2034, 2292, 3438, 4068, 4633, 6876, 7831, 9266, 13899, 15662, 18532, 21583, 23493, 27798, 31324, 41697, 43166, 46986, 55596, 64749, 70479, 83394, 86332, 93972, 129498, 140958, 166788, 194247, 258996, 281916, 388494, 776988, 884903, 1769806, 2654709, 3539612, 5309418, 7964127, 10618836, 15928254, 31856508]

約数ペア:

[(1, 31856508), (2, 15928254), (3, 10618836), (4, 7964127), (6, 5309418), (9, 3539612), (12, 2654709), (18, 1769806), (36, 884903), (41, 776988), (82, 388494), (113, 281916), (123, 258996), (164, 194247), (191, 166788), (226, 140958), (246, 129498), (339, 93972), (369, 86332), (382, 83394), (452, 70479), (492, 64749), (573, 55596), (678, 46986), (738, 43166), (764, 41697), (1017, 31324), (1146, 27798), (1356, 23493), (1476, 21583), (1719, 18532), (2034, 15662), (2292, 13899), (3438, 9266), (4068, 7831), (4633, 6876)]