157481285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2689}}^1$

素因数の和:2777

約数の個数: 32

約数和(自身を含む): 219633120

約数和(自身を除く): 62151835

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 265, 689, 901, 1105, 2689, 3445, 4505, 11713, 13445, 34957, 45713, 58565, 142517, 174785, 228565, 594269, 712585, 1852721, 2422789, 2971345, 9263605, 12113945, 31496257, 157481285]

約数ペア:

[(1, 157481285), (5, 31496257), (13, 12113945), (17, 9263605), (53, 2971345), (65, 2422789), (85, 1852721), (221, 712585), (265, 594269), (689, 228565), (901, 174785), (1105, 142517), (2689, 58565), (3445, 45713), (4505, 34957), (11713, 13445)]