39888555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 37525845

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 83, 105, 115, 161, 199, 249, 345, 415, 483, 581, 597, 805, 995, 1245, 1393, 1743, 1909, 2415, 2905, 2985, 4179, 4577, 5727, 6965, 8715, 9545, 13363, 13731, 16517, 20895, 22885, 28635, 32039, 40089, 49551, 66815, 68655, 82585, 96117, 115619, 160195, 200445, 247755, 346857, 379891, 480585, 578095, 1139673, 1734285, 1899455, 2659237, 5698365, 7977711, 13296185, 39888555]

約数ペア:

[(1, 39888555), (3, 13296185), (5, 7977711), (7, 5698365), (15, 2659237), (21, 1899455), (23, 1734285), (35, 1139673), (69, 578095), (83, 480585), (105, 379891), (115, 346857), (161, 247755), (199, 200445), (249, 160195), (345, 115619), (415, 96117), (483, 82585), (581, 68655), (597, 66815), (805, 49551), (995, 40089), (1245, 32039), (1393, 28635), (1743, 22885), (1909, 20895), (2415, 16517), (2905, 13731), (2985, 13363), (4179, 9545), (4577, 8715), (5727, 6965)]