72394005

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 120677760

約数和(自身を除く): 48283755

約数列:

[1, 3, 5, 15, 29, 87, 145, 163, 435, 489, 815, 1021, 2445, 3063, 4727, 5105, 14181, 15315, 23635, 29609, 70905, 88827, 148045, 166423, 444135, 499269, 832115, 2496345, 4826267, 14478801, 24131335, 72394005]

約数ペア:

[(1, 72394005), (3, 24131335), (5, 14478801), (15, 4826267), (29, 2496345), (87, 832115), (145, 499269), (163, 444135), (435, 166423), (489, 148045), (815, 88827), (1021, 70905), (2445, 29609), (3063, 23635), (4727, 15315), (5105, 14181)]