38381655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1321}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 66628800

約数和(自身を除く): 28247145

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 195, 447, 745, 1321, 1937, 2235, 3963, 5811, 6605, 9685, 17173, 19815, 29055, 51519, 85865, 196829, 257595, 590487, 984145, 2558777, 2952435, 7676331, 12793885, 38381655]

約数ペア:

[(1, 38381655), (3, 12793885), (5, 7676331), (13, 2952435), (15, 2558777), (39, 984145), (65, 590487), (149, 257595), (195, 196829), (447, 85865), (745, 51519), (1321, 29055), (1937, 19815), (2235, 17173), (3963, 9685), (5811, 6605)]