2640078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 6829056

約数和(自身を除く): 4188978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 911, 966, 1449, 1822, 2733, 2898, 5466, 6377, 8199, 12754, 16398, 19131, 20953, 38262, 41906, 57393, 62859, 114786, 125718, 146671, 188577, 293342, 377154, 440013, 880026, 1320039, 2640078]

約数ペア:

[(1, 2640078), (2, 1320039), (3, 880026), (6, 440013), (7, 377154), (9, 293342), (14, 188577), (18, 146671), (21, 125718), (23, 114786), (42, 62859), (46, 57393), (63, 41906), (69, 38262), (126, 20953), (138, 19131), (161, 16398), (207, 12754), (322, 8199), (414, 6377), (483, 5466), (911, 2898), (966, 2733), (1449, 1822)]