277525437

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 432656640

約数和(自身を除く): 155131203

約数列:

[1, 3, 7, 21, 53, 159, 371, 389, 641, 1113, 1167, 1923, 2723, 4487, 8169, 13461, 20617, 33973, 61851, 101919, 144319, 237811, 249349, 432957, 713433, 748047, 1745443, 5236329, 13215497, 39646491, 92508479, 277525437]

約数ペア:

[(1, 277525437), (3, 92508479), (7, 39646491), (21, 13215497), (53, 5236329), (159, 1745443), (371, 748047), (389, 713433), (641, 432957), (1113, 249349), (1167, 237811), (1923, 144319), (2723, 101919), (4487, 61851), (8169, 33973), (13461, 20617)]