129397779

素因数分解:

$3^2\times 7^3\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 220147200

約数和(自身を除く): 90749421

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 167, 251, 343, 441, 501, 753, 1029, 1169, 1503, 1757, 2259, 3087, 3507, 5271, 8183, 10521, 12299, 15813, 24549, 36897, 41917, 57281, 73647, 86093, 110691, 125751, 171843, 258279, 293419, 377253, 515529, 774837, 880257, 2053933, 2640771, 6161799, 14377531, 18485397, 43132593, 129397779]

約数ペア:

[(1, 129397779), (3, 43132593), (7, 18485397), (9, 14377531), (21, 6161799), (49, 2640771), (63, 2053933), (147, 880257), (167, 774837), (251, 515529), (343, 377253), (441, 293419), (501, 258279), (753, 171843), (1029, 125751), (1169, 110691), (1503, 86093), (1757, 73647), (2259, 57281), (3087, 41917), (3507, 36897), (5271, 24549), (8183, 15813), (10521, 12299)]