81949452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2377}}^1$

素因数の和:2427

約数の個数: 72

約数和(自身を含む): 219327696

約数和(自身を除く): 137378244

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 204, 221, 338, 442, 507, 663, 676, 884, 1014, 1326, 2028, 2377, 2652, 2873, 4754, 5746, 7131, 8619, 9508, 11492, 14262, 17238, 28524, 30901, 34476, 40409, 61802, 80818, 92703, 121227, 123604, 161636, 185406, 242454, 370812, 401713, 484908, 525317, 803426, 1050634, 1205139, 1575951, 1606852, 2101268, 2410278, 3151902, 4820556, 6303804, 6829121, 13658242, 20487363, 27316484, 40974726, 81949452]

約数ペア:

[(1, 81949452), (2, 40974726), (3, 27316484), (4, 20487363), (6, 13658242), (12, 6829121), (13, 6303804), (17, 4820556), (26, 3151902), (34, 2410278), (39, 2101268), (51, 1606852), (52, 1575951), (68, 1205139), (78, 1050634), (102, 803426), (156, 525317), (169, 484908), (204, 401713), (221, 370812), (338, 242454), (442, 185406), (507, 161636), (663, 123604), (676, 121227), (884, 92703), (1014, 80818), (1326, 61802), (2028, 40409), (2377, 34476), (2652, 30901), (2873, 28524), (4754, 17238), (5746, 14262), (7131, 11492), (8619, 9508)]