16955757

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 31682560

約数和(自身を除く): 14726803

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 67, 91, 103, 117, 189, 201, 273, 309, 351, 469, 603, 721, 819, 871, 927, 1339, 1407, 1809, 2163, 2457, 2613, 2781, 4017, 4221, 6097, 6489, 6901, 7839, 9373, 12051, 12663, 18291, 19467, 20703, 23517, 28119, 36153, 48307, 54873, 62109, 84357, 89713, 144921, 164619, 186327, 253071, 269139, 434763, 627991, 807417, 1304289, 1883973, 2422251, 5651919, 16955757]

約数ペア:

[(1, 16955757), (3, 5651919), (7, 2422251), (9, 1883973), (13, 1304289), (21, 807417), (27, 627991), (39, 434763), (63, 269139), (67, 253071), (91, 186327), (103, 164619), (117, 144921), (189, 89713), (201, 84357), (273, 62109), (309, 54873), (351, 48307), (469, 36153), (603, 28119), (721, 23517), (819, 20703), (871, 19467), (927, 18291), (1339, 12663), (1407, 12051), (1809, 9373), (2163, 7839), (2457, 6901), (2613, 6489), (2781, 6097), (4017, 4221)]