8426925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 16880864

約数和(自身を除く): 8453939

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 65, 67, 75, 117, 129, 195, 201, 215, 225, 325, 335, 387, 559, 585, 603, 645, 871, 975, 1005, 1075, 1675, 1677, 1935, 2613, 2795, 2881, 2925, 3015, 3225, 4355, 5025, 5031, 7839, 8385, 8643, 9675, 13065, 13975, 14405, 15075, 21775, 25155, 25929, 37453, 39195, 41925, 43215, 65325, 72025, 112359, 125775, 129645, 187265, 195975, 216075, 337077, 561795, 648225, 936325, 1685385, 2808975, 8426925]

約数ペア:

[(1, 8426925), (3, 2808975), (5, 1685385), (9, 936325), (13, 648225), (15, 561795), (25, 337077), (39, 216075), (43, 195975), (45, 187265), (65, 129645), (67, 125775), (75, 112359), (117, 72025), (129, 65325), (195, 43215), (201, 41925), (215, 39195), (225, 37453), (325, 25929), (335, 25155), (387, 21775), (559, 15075), (585, 14405), (603, 13975), (645, 13065), (871, 9675), (975, 8643), (1005, 8385), (1075, 7839), (1675, 5031), (1677, 5025), (1935, 4355), (2613, 3225), (2795, 3015), (2881, 2925)]