28341819

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 20090565

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 243, 253, 297, 461, 621, 759, 891, 1383, 1863, 2277, 2673, 4149, 5071, 5589, 6831, 10603, 12447, 15213, 20493, 31809, 37341, 45639, 61479, 95427, 112023, 116633, 136917, 286281, 349899, 410751, 858843, 1049697, 1232253, 2576529, 3149091, 9447273, 28341819]

約数ペア:

[(1, 28341819), (3, 9447273), (9, 3149091), (11, 2576529), (23, 1232253), (27, 1049697), (33, 858843), (69, 410751), (81, 349899), (99, 286281), (207, 136917), (243, 116633), (253, 112023), (297, 95427), (461, 61479), (621, 45639), (759, 37341), (891, 31809), (1383, 20493), (1863, 15213), (2277, 12447), (2673, 10603), (4149, 6831), (5071, 5589)]