75806979

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 110119680

約数和(自身を除く): 34312701

約数列:

[1, 3, 19, 43, 57, 129, 157, 197, 471, 591, 817, 2451, 2983, 3743, 6751, 8471, 8949, 11229, 20253, 25413, 30929, 92787, 128269, 160949, 384807, 482847, 587651, 1329947, 1762953, 3989841, 25268993, 75806979]

約数ペア:

[(1, 75806979), (3, 25268993), (19, 3989841), (43, 1762953), (57, 1329947), (129, 587651), (157, 482847), (197, 384807), (471, 160949), (591, 128269), (817, 92787), (2451, 30929), (2983, 25413), (3743, 20253), (6751, 11229), (8471, 8949)]