31773235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 43763328

約数和(自身を除く): 11990093

約数列:

[1, 5, 13, 23, 53, 65, 115, 265, 299, 401, 689, 1219, 1495, 2005, 3445, 5213, 6095, 9223, 15847, 21253, 26065, 46115, 79235, 106265, 119899, 276289, 488819, 599495, 1381445, 2444095, 6354647, 31773235]

約数ペア:

[(1, 31773235), (5, 6354647), (13, 2444095), (23, 1381445), (53, 599495), (65, 488819), (115, 276289), (265, 119899), (299, 106265), (401, 79235), (689, 46115), (1219, 26065), (1495, 21253), (2005, 15847), (3445, 9223), (5213, 6095)]