191591892

素因数分解:

$2^2\times 3^5\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 504504000

約数和(自身を除く): 312912108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 439, 449, 486, 878, 898, 972, 1317, 1347, 1756, 1796, 2634, 2694, 3951, 4041, 5268, 5388, 7902, 8082, 11853, 12123, 15804, 16164, 23706, 24246, 35559, 36369, 47412, 48492, 71118, 72738, 106677, 109107, 142236, 145476, 197111, 213354, 218214, 394222, 426708, 436428, 591333, 788444, 1182666, 1773999, 2365332, 3547998, 5321997, 7095996, 10643994, 15965991, 21287988, 31931982, 47897973, 63863964, 95795946, 191591892]

約数ペア:

[(1, 191591892), (2, 95795946), (3, 63863964), (4, 47897973), (6, 31931982), (9, 21287988), (12, 15965991), (18, 10643994), (27, 7095996), (36, 5321997), (54, 3547998), (81, 2365332), (108, 1773999), (162, 1182666), (243, 788444), (324, 591333), (439, 436428), (449, 426708), (486, 394222), (878, 218214), (898, 213354), (972, 197111), (1317, 145476), (1347, 142236), (1756, 109107), (1796, 106677), (2634, 72738), (2694, 71118), (3951, 48492), (4041, 47412), (5268, 36369), (5388, 35559), (7902, 24246), (8082, 23706), (11853, 16164), (12123, 15804)]