551495997

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277273}}^1$

素因数の和:277309

約数の個数: 24

約数和(自身を含む): 908349624

約数和(自身を除く): 356853627

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 277273, 831819, 2495457, 3604549, 4713641, 10813647, 14140923, 32440941, 42422769, 61277333, 183831999, 551495997]

約数ペア:

[(1, 551495997), (3, 183831999), (9, 61277333), (13, 42422769), (17, 32440941), (39, 14140923), (51, 10813647), (117, 4713641), (153, 3604549), (221, 2495457), (663, 831819), (1989, 277273)]