61386843

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 96549376

約数和(自身を除く): 35162533

約数列:

[1, 3, 7, 21, 43, 129, 157, 301, 433, 471, 903, 1099, 1299, 3031, 3297, 6751, 9093, 18619, 20253, 47257, 55857, 67981, 130333, 141771, 203943, 390999, 475867, 1427601, 2923183, 8769549, 20462281, 61386843]

約数ペア:

[(1, 61386843), (3, 20462281), (7, 8769549), (21, 2923183), (43, 1427601), (129, 475867), (157, 390999), (301, 203943), (433, 141771), (471, 130333), (903, 67981), (1099, 55857), (1299, 47257), (3031, 20253), (3297, 18619), (6751, 9093)]