13391675

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:284

約数の個数: 36

約数和(自身を含む): 19295640

約数和(自身を除く): 5903965

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 233, 275, 475, 605, 1045, 1165, 2299, 2563, 3025, 4427, 5225, 5825, 11495, 12815, 22135, 28193, 48697, 57475, 64075, 110675, 140965, 243485, 535667, 704825, 1217425, 2678335, 13391675]

約数ペア:

[(1, 13391675), (5, 2678335), (11, 1217425), (19, 704825), (25, 535667), (55, 243485), (95, 140965), (121, 110675), (209, 64075), (233, 57475), (275, 48697), (475, 28193), (605, 22135), (1045, 12815), (1165, 11495), (2299, 5825), (2563, 5225), (3025, 4427)]