171565408

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^2\times {\mathrm{797}}^1$

素因数の和:876

約数の個数: 72

約数和(自身を含む): 399376656

約数和(自身を除く): 227811248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 797, 868, 961, 992, 1594, 1736, 1922, 3188, 3472, 3844, 5579, 6376, 6727, 6944, 7688, 11158, 12752, 13454, 15376, 22316, 24707, 25504, 26908, 30752, 44632, 49414, 53816, 89264, 98828, 107632, 172949, 178528, 197656, 215264, 345898, 395312, 691796, 765917, 790624, 1383592, 1531834, 2767184, 3063668, 5361419, 5534368, 6127336, 10722838, 12254672, 21445676, 24509344, 42891352, 85782704, 171565408]

約数ペア:

[(1, 171565408), (2, 85782704), (4, 42891352), (7, 24509344), (8, 21445676), (14, 12254672), (16, 10722838), (28, 6127336), (31, 5534368), (32, 5361419), (56, 3063668), (62, 2767184), (112, 1531834), (124, 1383592), (217, 790624), (224, 765917), (248, 691796), (434, 395312), (496, 345898), (797, 215264), (868, 197656), (961, 178528), (992, 172949), (1594, 107632), (1736, 98828), (1922, 89264), (3188, 53816), (3472, 49414), (3844, 44632), (5579, 30752), (6376, 26908), (6727, 25504), (6944, 24707), (7688, 22316), (11158, 15376), (12752, 13454)]