1389105890308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2423}}^1\times {\mathrm{33827}}^1$

素因数の和:36496

約数の個数: 48

約数和(自身を含む): 2571490897920

約数和(自身を除く): 1182385007612

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 2423, 4237, 4846, 8474, 9692, 16948, 33827, 46037, 67654, 92074, 135308, 184148, 540329, 642713, 1080658, 1285426, 2161316, 2570852, 7543421, 10266251, 15086842, 20532502, 30173684, 41065004, 81962821, 143324999, 163925642, 286649998, 327851284, 573299996, 1557293599, 3114587198, 6229174396, 18277709083, 36555418166, 73110836332, 347276472577, 694552945154, 1389105890308]

約数ペア:

[(1, 1389105890308), (2, 694552945154), (4, 347276472577), (19, 73110836332), (38, 36555418166), (76, 18277709083), (223, 6229174396), (446, 3114587198), (892, 1557293599), (2423, 573299996), (4237, 327851284), (4846, 286649998), (8474, 163925642), (9692, 143324999), (16948, 81962821), (33827, 41065004), (46037, 30173684), (67654, 20532502), (92074, 15086842), (135308, 10266251), (184148, 7543421), (540329, 2570852), (642713, 2161316), (1080658, 1285426)]