31212378

素因数分解:

$2^1\times 3^5\times {\mathrm{64223}}^1$

素因数の和:64240

約数の個数: 24

約数和(自身を含む): 70132608

約数和(自身を除く): 38920230

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 64223, 128446, 192669, 385338, 578007, 1156014, 1734021, 3468042, 5202063, 10404126, 15606189, 31212378]

約数ペア:

[(1, 31212378), (2, 15606189), (3, 10404126), (6, 5202063), (9, 3468042), (18, 1734021), (27, 1156014), (54, 578007), (81, 385338), (162, 192669), (243, 128446), (486, 64223)]