1572247690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{18521}}^1$

素因数の和:19194

約数の個数: 32

約数和(自身を含む): 3052573776

約数和(自身を除く): 1480326086

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 653, 1306, 3265, 6530, 8489, 16978, 18521, 37042, 42445, 84890, 92605, 185210, 240773, 481546, 1203865, 2407730, 12094213, 24188426, 60471065, 120942130, 157224769, 314449538, 786123845, 1572247690]

約数ペア:

[(1, 1572247690), (2, 786123845), (5, 314449538), (10, 157224769), (13, 120942130), (26, 60471065), (65, 24188426), (130, 12094213), (653, 2407730), (1306, 1203865), (3265, 481546), (6530, 240773), (8489, 185210), (16978, 92605), (18521, 84890), (37042, 42445)]