2841.000000

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 72

約数和(自身を含む): 1027728

約数和(自身を除く): 665730

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 169, 182, 221, 234, 238, 273, 306, 338, 357, 442, 507, 546, 663, 714, 819, 1014, 1071, 1183, 1326, 1521, 1547, 1638, 1989, 2142, 2366, 2873, 3042, 3094, 3549, 3978, 4641, 5746, 7098, 8619, 9282, 10647, 13923, 17238, 20111, 21294, 25857, 27846, 40222, 51714, 60333, 120666, 180999, 361998]

約数ペア:

[(1, 361998), (2, 180999), (3, 120666), (6, 60333), (7, 51714), (9, 40222), (13, 27846), (14, 25857), (17, 21294), (18, 20111), (21, 17238), (26, 13923), (34, 10647), (39, 9282), (42, 8619), (51, 7098), (63, 5746), (78, 4641), (91, 3978), (102, 3549), (117, 3094), (119, 3042), (126, 2873), (153, 2366), (169, 2142), (182, 1989), (221, 1638), (234, 1547), (238, 1521), (273, 1326), (306, 1183), (338, 1071), (357, 1014), (442, 819), (507, 714), (546, 663)]