621979992

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{18341}}^1$

素因数の和:18513

約数の個数: 64

約数和(自身を含む): 1738821600

約数和(自身を除く): 1116841608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 4239, 5652, 8478, 11304, 16956, 18341, 33912, 36682, 55023, 73364, 110046, 146728, 165069, 220092, 330138, 440184, 495207, 660276, 990414, 1320552, 1980828, 2879537, 3961656, 5759074, 8638611, 11518148, 17277222, 23036296, 25915833, 34554444, 51831666, 69108888, 77747499, 103663332, 155494998, 207326664, 310989996, 621979992]

約数ペア:

[(1, 621979992), (2, 310989996), (3, 207326664), (4, 155494998), (6, 103663332), (8, 77747499), (9, 69108888), (12, 51831666), (18, 34554444), (24, 25915833), (27, 23036296), (36, 17277222), (54, 11518148), (72, 8638611), (108, 5759074), (157, 3961656), (216, 2879537), (314, 1980828), (471, 1320552), (628, 990414), (942, 660276), (1256, 495207), (1413, 440184), (1884, 330138), (2826, 220092), (3768, 165069), (4239, 146728), (5652, 110046), (8478, 73364), (11304, 55023), (16956, 36682), (18341, 33912)]