55540778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 89413632

約数和(自身を除く): 33872854

約数列:

[1, 2, 31, 43, 62, 83, 86, 166, 251, 502, 1333, 2573, 2666, 3569, 5146, 7138, 7781, 10793, 15562, 20833, 21586, 41666, 110639, 221278, 334583, 645823, 669166, 895819, 1291646, 1791638, 27770389, 55540778]

約数ペア:

[(1, 55540778), (2, 27770389), (31, 1791638), (43, 1291646), (62, 895819), (83, 669166), (86, 645823), (166, 334583), (251, 221278), (502, 110639), (1333, 41666), (2573, 21586), (2666, 20833), (3569, 15562), (5146, 10793), (7138, 7781)]