28495128

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 76014720

約数和(自身を除く): 47519592

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 211, 331, 408, 422, 633, 662, 844, 993, 1266, 1324, 1688, 1986, 2532, 2648, 3587, 3972, 5064, 5627, 7174, 7944, 10761, 11254, 14348, 16881, 21522, 22508, 28696, 33762, 43044, 45016, 67524, 69841, 86088, 135048, 139682, 209523, 279364, 419046, 558728, 838092, 1187297, 1676184, 2374594, 3561891, 4749188, 7123782, 9498376, 14247564, 28495128]

約数ペア:

[(1, 28495128), (2, 14247564), (3, 9498376), (4, 7123782), (6, 4749188), (8, 3561891), (12, 2374594), (17, 1676184), (24, 1187297), (34, 838092), (51, 558728), (68, 419046), (102, 279364), (136, 209523), (204, 139682), (211, 135048), (331, 86088), (408, 69841), (422, 67524), (633, 45016), (662, 43044), (844, 33762), (993, 28696), (1266, 22508), (1324, 21522), (1688, 16881), (1986, 14348), (2532, 11254), (2648, 10761), (3587, 7944), (3972, 7174), (5064, 5627)]