268394553

素因数分解:

$3^4\times 7^1\times {\mathrm{571}}^1\times {\mathrm{829}}^1$

素因数の和:1419

約数の個数: 40

約数和(自身を含む): 459567680

約数和(自身を除く): 191173127

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 571, 829, 1713, 2487, 3997, 5139, 5803, 7461, 11991, 15417, 17409, 22383, 35973, 46251, 52227, 67149, 107919, 156681, 323757, 470043, 473359, 1420077, 3313513, 4260231, 9940539, 12780693, 29821617, 38342079, 89464851, 268394553]

約数ペア:

[(1, 268394553), (3, 89464851), (7, 38342079), (9, 29821617), (21, 12780693), (27, 9940539), (63, 4260231), (81, 3313513), (189, 1420077), (567, 473359), (571, 470043), (829, 323757), (1713, 156681), (2487, 107919), (3997, 67149), (5139, 52227), (5803, 46251), (7461, 35973), (11991, 22383), (15417, 17409)]