1396550079

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{919}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 2125321440

約数和(自身を除く): 728771361

約数列:

[1, 3, 9, 27, 73, 81, 219, 257, 657, 771, 919, 1971, 2313, 2757, 5913, 6939, 8271, 18761, 20817, 24813, 56283, 67087, 74439, 168849, 201261, 236183, 506547, 603783, 708549, 1519641, 1811349, 2125647, 5434047, 6376941, 17241359, 19130823, 51724077, 155172231, 465516693, 1396550079]

約数ペア:

[(1, 1396550079), (3, 465516693), (9, 155172231), (27, 51724077), (73, 19130823), (81, 17241359), (219, 6376941), (257, 5434047), (657, 2125647), (771, 1811349), (919, 1519641), (1971, 708549), (2313, 603783), (2757, 506547), (5913, 236183), (6939, 201261), (8271, 168849), (18761, 74439), (20817, 67087), (24813, 56283)]