30805215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{739}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 56547840

約数和(自身を除く): 25742625

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 739, 1191, 1985, 2217, 2779, 3695, 5173, 5955, 8337, 11085, 13895, 15519, 25865, 41685, 77595, 293383, 880149, 1466915, 2053681, 4400745, 6161043, 10268405, 30805215]

約数ペア:

[(1, 30805215), (3, 10268405), (5, 6161043), (7, 4400745), (15, 2053681), (21, 1466915), (35, 880149), (105, 293383), (397, 77595), (739, 41685), (1191, 25865), (1985, 15519), (2217, 13895), (2779, 11085), (3695, 8337), (5173, 5955)]