253597356

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1879}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 673370880

約数和(自身を除く): 419773524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 163, 207, 276, 326, 414, 489, 652, 828, 978, 1467, 1879, 1956, 2934, 3749, 3758, 5637, 5868, 7498, 7516, 11247, 11274, 14996, 16911, 22494, 22548, 33741, 33822, 43217, 44988, 67482, 67644, 86434, 129651, 134964, 172868, 259302, 306277, 388953, 518604, 612554, 777906, 918831, 1225108, 1555812, 1837662, 2756493, 3675324, 5512986, 7044371, 11025972, 14088742, 21133113, 28177484, 42266226, 63399339, 84532452, 126798678, 253597356]

約数ペア:

[(1, 253597356), (2, 126798678), (3, 84532452), (4, 63399339), (6, 42266226), (9, 28177484), (12, 21133113), (18, 14088742), (23, 11025972), (36, 7044371), (46, 5512986), (69, 3675324), (92, 2756493), (138, 1837662), (163, 1555812), (207, 1225108), (276, 918831), (326, 777906), (414, 612554), (489, 518604), (652, 388953), (828, 306277), (978, 259302), (1467, 172868), (1879, 134964), (1956, 129651), (2934, 86434), (3749, 67644), (3758, 67482), (5637, 44988), (5868, 43217), (7498, 33822), (7516, 33741), (11247, 22548), (11274, 22494), (14996, 16911)]