28425171

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 41545728

約数和(自身を除く): 13120557

約数列:

[1, 3, 23, 31, 69, 93, 97, 137, 291, 411, 713, 2139, 2231, 3007, 3151, 4247, 6693, 9021, 9453, 12741, 13289, 39867, 69161, 97681, 207483, 293043, 305647, 411959, 916941, 1235877, 9475057, 28425171]

約数ペア:

[(1, 28425171), (3, 9475057), (23, 1235877), (31, 916941), (69, 411959), (93, 305647), (97, 293043), (137, 207483), (291, 97681), (411, 69161), (713, 39867), (2139, 13289), (2231, 12741), (3007, 9453), (3151, 9021), (4247, 6693)]