25516386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 63483264

約数和(自身を除く): 37966878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 313, 626, 647, 939, 1294, 1878, 1941, 2191, 2817, 3882, 4382, 4529, 5634, 5823, 6573, 9058, 11646, 13146, 13587, 19719, 27174, 39438, 40761, 81522, 202511, 405022, 607533, 1215066, 1417577, 1822599, 2835154, 3645198, 4252731, 8505462, 12758193, 25516386]

約数ペア:

[(1, 25516386), (2, 12758193), (3, 8505462), (6, 4252731), (7, 3645198), (9, 2835154), (14, 1822599), (18, 1417577), (21, 1215066), (42, 607533), (63, 405022), (126, 202511), (313, 81522), (626, 40761), (647, 39438), (939, 27174), (1294, 19719), (1878, 13587), (1941, 13146), (2191, 11646), (2817, 9058), (3882, 6573), (4382, 5823), (4529, 5634)]