72280215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{76487}}^1$

素因数の和:76508

約数の個数: 32

約数和(自身を含む): 146856960

約数和(自身を除く): 74576745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 76487, 229461, 382435, 535409, 688383, 1147305, 1606227, 2065149, 2677045, 3441915, 4818681, 8031135, 10325745, 14456043, 24093405, 72280215]

約数ペア:

[(1, 72280215), (3, 24093405), (5, 14456043), (7, 10325745), (9, 8031135), (15, 4818681), (21, 3441915), (27, 2677045), (35, 2065149), (45, 1606227), (63, 1147305), (105, 688383), (135, 535409), (189, 382435), (315, 229461), (945, 76487)]