206856

素因数分解:

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

素因数の和:55

約数の個数: 72

約数和(自身を含む): 642330

約数和(自身を除く): 435474

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 169, 204, 221, 234, 306, 312, 338, 408, 442, 468, 507, 612, 663, 676, 884, 936, 1014, 1224, 1326, 1352, 1521, 1768, 1989, 2028, 2652, 2873, 3042, 3978, 4056, 5304, 5746, 6084, 7956, 8619, 11492, 12168, 15912, 17238, 22984, 25857, 34476, 51714, 68952, 103428, 206856]

約数ペア:

[(1, 206856), (2, 103428), (3, 68952), (4, 51714), (6, 34476), (8, 25857), (9, 22984), (12, 17238), (13, 15912), (17, 12168), (18, 11492), (24, 8619), (26, 7956), (34, 6084), (36, 5746), (39, 5304), (51, 4056), (52, 3978), (68, 3042), (72, 2873), (78, 2652), (102, 2028), (104, 1989), (117, 1768), (136, 1521), (153, 1352), (156, 1326), (169, 1224), (204, 1014), (221, 936), (234, 884), (306, 676), (312, 663), (338, 612), (408, 507), (442, 468)]