78228051

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 120510720

約数和(自身を除く): 42282669

約数列:

[1, 3, 11, 29, 33, 43, 87, 129, 319, 473, 957, 1247, 1419, 1901, 3741, 5703, 13717, 20911, 41151, 55129, 62733, 81743, 165387, 245229, 606419, 899173, 1819257, 2370547, 2697519, 7111641, 26076017, 78228051]

約数ペア:

[(1, 78228051), (3, 26076017), (11, 7111641), (29, 2697519), (33, 2370547), (43, 1819257), (87, 899173), (129, 606419), (319, 245229), (473, 165387), (957, 81743), (1247, 62733), (1419, 55129), (1901, 41151), (3741, 20911), (5703, 13717)]