1770525

素因数分解:

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

素因数の和:123

約数の個数: 48

約数和(自身を含む): 3382720

約数和(自身を除く): 1612195

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 61, 75, 129, 135, 183, 215, 225, 305, 387, 549, 645, 675, 915, 1075, 1161, 1525, 1647, 1935, 2623, 2745, 3225, 4575, 5805, 7869, 8235, 9675, 13115, 13725, 23607, 29025, 39345, 41175, 65575, 70821, 118035, 196725, 354105, 590175, 1770525]

約数ペア:

[(1, 1770525), (3, 590175), (5, 354105), (9, 196725), (15, 118035), (25, 70821), (27, 65575), (43, 41175), (45, 39345), (61, 29025), (75, 23607), (129, 13725), (135, 13115), (183, 9675), (215, 8235), (225, 7869), (305, 5805), (387, 4575), (549, 3225), (645, 2745), (675, 2623), (915, 1935), (1075, 1647), (1161, 1525)]