28360206

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 80

約数和(自身を含む): 73703520

約数和(自身を除く): 45343314

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 89, 126, 162, 178, 189, 267, 281, 378, 534, 562, 567, 623, 801, 843, 1134, 1246, 1602, 1686, 1869, 1967, 2403, 2529, 3738, 3934, 4806, 5058, 5607, 5901, 7209, 7587, 11214, 11802, 14418, 15174, 16821, 17703, 22761, 25009, 33642, 35406, 45522, 50018, 50463, 53109, 75027, 100926, 106218, 150054, 159327, 175063, 225081, 318654, 350126, 450162, 525189, 675243, 1050378, 1350486, 1575567, 2025729, 3151134, 4051458, 4726701, 9453402, 14180103, 28360206]

約数ペア:

[(1, 28360206), (2, 14180103), (3, 9453402), (6, 4726701), (7, 4051458), (9, 3151134), (14, 2025729), (18, 1575567), (21, 1350486), (27, 1050378), (42, 675243), (54, 525189), (63, 450162), (81, 350126), (89, 318654), (126, 225081), (162, 175063), (178, 159327), (189, 150054), (267, 106218), (281, 100926), (378, 75027), (534, 53109), (562, 50463), (567, 50018), (623, 45522), (801, 35406), (843, 33642), (1134, 25009), (1246, 22761), (1602, 17703), (1686, 16821), (1869, 15174), (1967, 14418), (2403, 11802), (2529, 11214), (3738, 7587), (3934, 7209), (4806, 5901), (5058, 5607)]