15934725

素因数分解:

$3^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 30782752

約数和(自身を除く): 14848027

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 61, 75, 81, 129, 135, 183, 215, 225, 243, 305, 387, 405, 549, 645, 675, 915, 1075, 1161, 1215, 1525, 1647, 1935, 2025, 2623, 2745, 3225, 3483, 4575, 4941, 5805, 6075, 7869, 8235, 9675, 10449, 13115, 13725, 14823, 17415, 23607, 24705, 29025, 39345, 41175, 52245, 65575, 70821, 74115, 87075, 118035, 123525, 196725, 212463, 261225, 354105, 370575, 590175, 637389, 1062315, 1770525, 3186945, 5311575, 15934725]

約数ペア:

[(1, 15934725), (3, 5311575), (5, 3186945), (9, 1770525), (15, 1062315), (25, 637389), (27, 590175), (43, 370575), (45, 354105), (61, 261225), (75, 212463), (81, 196725), (129, 123525), (135, 118035), (183, 87075), (215, 74115), (225, 70821), (243, 65575), (305, 52245), (387, 41175), (405, 39345), (549, 29025), (645, 24705), (675, 23607), (915, 17415), (1075, 14823), (1161, 13725), (1215, 13115), (1525, 10449), (1647, 9675), (1935, 8235), (2025, 7869), (2623, 6075), (2745, 5805), (3225, 4941), (3483, 4575)]