51230745

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19973}}^1$

素因数の和:20006

約数の個数: 32

約数和(自身を含む): 95875200

約数和(自身を除く): 44644455

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 19973, 59919, 99865, 179757, 299595, 379487, 539271, 898785, 1138461, 1897435, 2696355, 3415383, 5692305, 10246149, 17076915, 51230745]

約数ペア:

[(1, 51230745), (3, 17076915), (5, 10246149), (9, 5692305), (15, 3415383), (19, 2696355), (27, 1897435), (45, 1138461), (57, 898785), (95, 539271), (135, 379487), (171, 299595), (285, 179757), (513, 99865), (855, 59919), (2565, 19973)]