40378041

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 68483520

約数和(自身を除く): 28105479

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 257, 297, 529, 621, 759, 771, 1587, 2277, 2313, 2827, 4761, 5819, 5911, 6831, 6939, 8481, 14283, 17457, 17733, 25443, 52371, 53199, 65021, 76329, 135953, 157113, 159597, 195063, 407859, 585189, 1223577, 1495483, 1755567, 3670731, 4486449, 13459347, 40378041]

約数ペア:

[(1, 40378041), (3, 13459347), (9, 4486449), (11, 3670731), (23, 1755567), (27, 1495483), (33, 1223577), (69, 585189), (99, 407859), (207, 195063), (253, 159597), (257, 157113), (297, 135953), (529, 76329), (621, 65021), (759, 53199), (771, 52371), (1587, 25443), (2277, 17733), (2313, 17457), (2827, 14283), (4761, 8481), (5819, 6939), (5911, 6831)]