123961605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18911}}^1$

素因数の和:18961

約数の個数: 32

約数和(自身を含む): 217866240

約数和(自身を除く): 93904635

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 18911, 56733, 94555, 283665, 359309, 434953, 1077927, 1304859, 1796545, 2174765, 5389635, 6524295, 8264107, 24792321, 41320535, 123961605]

約数ペア:

[(1, 123961605), (3, 41320535), (5, 24792321), (15, 8264107), (19, 6524295), (23, 5389635), (57, 2174765), (69, 1796545), (95, 1304859), (115, 1077927), (285, 434953), (345, 359309), (437, 283665), (1311, 94555), (2185, 56733), (6555, 18911)]