2171399778

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{601}}^1\times {\mathrm{2909}}^1$

素因数の和:3544

約数の個数: 64

約数和(自身を含む): 5045241600

約数和(自身を除く): 2873841822

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 601, 621, 1202, 1242, 1803, 2909, 3606, 5409, 5818, 8727, 10818, 13823, 16227, 17454, 26181, 27646, 32454, 41469, 52362, 66907, 78543, 82938, 124407, 133814, 157086, 200721, 248814, 373221, 401442, 602163, 746442, 1204326, 1748309, 1806489, 3496618, 3612978, 5244927, 10489854, 15734781, 31469562, 40211107, 47204343, 80422214, 94408686, 120633321, 241266642, 361899963, 723799926, 1085699889, 2171399778]

約数ペア:

[(1, 2171399778), (2, 1085699889), (3, 723799926), (6, 361899963), (9, 241266642), (18, 120633321), (23, 94408686), (27, 80422214), (46, 47204343), (54, 40211107), (69, 31469562), (138, 15734781), (207, 10489854), (414, 5244927), (601, 3612978), (621, 3496618), (1202, 1806489), (1242, 1748309), (1803, 1204326), (2909, 746442), (3606, 602163), (5409, 401442), (5818, 373221), (8727, 248814), (10818, 200721), (13823, 157086), (16227, 133814), (17454, 124407), (26181, 82938), (27646, 78543), (32454, 66907), (41469, 52362)]