15019125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 27553344

約数和(自身を除く): 12534219

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 125, 165, 275, 331, 363, 375, 605, 825, 993, 1375, 1655, 1815, 3025, 3641, 4125, 4965, 8275, 9075, 10923, 15125, 18205, 24825, 40051, 41375, 45375, 54615, 91025, 120153, 124125, 200255, 273075, 455125, 600765, 1001275, 1365375, 3003825, 5006375, 15019125]

約数ペア:

[(1, 15019125), (3, 5006375), (5, 3003825), (11, 1365375), (15, 1001275), (25, 600765), (33, 455125), (55, 273075), (75, 200255), (121, 124125), (125, 120153), (165, 91025), (275, 54615), (331, 45375), (363, 41375), (375, 40051), (605, 24825), (825, 18205), (993, 15125), (1375, 10923), (1655, 9075), (1815, 8275), (3025, 4965), (3641, 4125)]