157568385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21839}}^1$

素因数の和:21897

約数の個数: 32

約数和(自身を含む): 278853120

約数和(自身を除く): 121284735

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 21839, 65517, 109195, 283907, 327585, 808043, 851721, 1419535, 2424129, 4040215, 4258605, 10504559, 12120645, 31513677, 52522795, 157568385]

約数ペア:

[(1, 157568385), (3, 52522795), (5, 31513677), (13, 12120645), (15, 10504559), (37, 4258605), (39, 4040215), (65, 2424129), (111, 1419535), (185, 851721), (195, 808043), (481, 327585), (555, 283907), (1443, 109195), (2405, 65517), (7215, 21839)]