281945916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{16699}}^1$

素因数の和:16783

約数の個数: 72

約数和(自身を含む): 826716800

約数和(自身を除く): 544770884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 134, 201, 252, 268, 402, 469, 603, 804, 938, 1206, 1407, 1876, 2412, 2814, 4221, 5628, 8442, 16699, 16884, 33398, 50097, 66796, 100194, 116893, 150291, 200388, 233786, 300582, 350679, 467572, 601164, 701358, 1052037, 1118833, 1402716, 2104074, 2237666, 3356499, 4208148, 4475332, 6712998, 7831831, 10069497, 13425996, 15663662, 20138994, 23495493, 31327324, 40277988, 46990986, 70486479, 93981972, 140972958, 281945916]

約数ペア:

[(1, 281945916), (2, 140972958), (3, 93981972), (4, 70486479), (6, 46990986), (7, 40277988), (9, 31327324), (12, 23495493), (14, 20138994), (18, 15663662), (21, 13425996), (28, 10069497), (36, 7831831), (42, 6712998), (63, 4475332), (67, 4208148), (84, 3356499), (126, 2237666), (134, 2104074), (201, 1402716), (252, 1118833), (268, 1052037), (402, 701358), (469, 601164), (603, 467572), (804, 350679), (938, 300582), (1206, 233786), (1407, 200388), (1876, 150291), (2412, 116893), (2814, 100194), (4221, 66796), (5628, 50097), (8442, 33398), (16699, 16884)]