61921125

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{2621}}^1$

素因数の和:2652

約数の個数: 64

約数和(自身を含む): 130890240

約数和(自身を除く): 68969115

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 675, 875, 945, 1125, 1575, 2621, 2625, 3375, 4725, 7863, 7875, 13105, 18347, 23589, 23625, 39315, 55041, 65525, 70767, 91735, 117945, 165123, 196575, 275205, 327625, 353835, 458675, 495369, 589725, 825615, 982875, 1376025, 1769175, 2293375, 2476845, 2948625, 4128075, 6880125, 8845875, 12384225, 20640375, 61921125]

約数ペア:

[(1, 61921125), (3, 20640375), (5, 12384225), (7, 8845875), (9, 6880125), (15, 4128075), (21, 2948625), (25, 2476845), (27, 2293375), (35, 1769175), (45, 1376025), (63, 982875), (75, 825615), (105, 589725), (125, 495369), (135, 458675), (175, 353835), (189, 327625), (225, 275205), (315, 196575), (375, 165123), (525, 117945), (675, 91735), (875, 70767), (945, 65525), (1125, 55041), (1575, 39315), (2621, 23625), (2625, 23589), (3375, 18347), (4725, 13105), (7863, 7875)]