71639928

素因数分解:

$2^3\times 3^2\times {\mathrm{349}}^1\times {\mathrm{2851}}^1$

素因数の和:3212

約数の個数: 48

約数和(自身を含む): 194649000

約数和(自身を除く): 123009072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 349, 698, 1047, 1396, 2094, 2792, 2851, 3141, 4188, 5702, 6282, 8376, 8553, 11404, 12564, 17106, 22808, 25128, 25659, 34212, 51318, 68424, 102636, 205272, 994999, 1989998, 2984997, 3979996, 5969994, 7959992, 8954991, 11939988, 17909982, 23879976, 35819964, 71639928]

約数ペア:

[(1, 71639928), (2, 35819964), (3, 23879976), (4, 17909982), (6, 11939988), (8, 8954991), (9, 7959992), (12, 5969994), (18, 3979996), (24, 2984997), (36, 1989998), (72, 994999), (349, 205272), (698, 102636), (1047, 68424), (1396, 51318), (2094, 34212), (2792, 25659), (2851, 25128), (3141, 22808), (4188, 17106), (5702, 12564), (6282, 11404), (8376, 8553)]