147788205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7901}}^1$

素因数の和:7981

約数の個数: 32

約数和(自身を含む): 250335360

約数和(自身を除く): 102547155

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 6235, 7901, 18705, 23703, 39505, 118515, 229129, 339743, 687387, 1019229, 1145645, 1698715, 3436935, 5096145, 9852547, 29557641, 49262735, 147788205]

約数ペア:

[(1, 147788205), (3, 49262735), (5, 29557641), (15, 9852547), (29, 5096145), (43, 3436935), (87, 1698715), (129, 1145645), (145, 1019229), (215, 687387), (435, 339743), (645, 229129), (1247, 118515), (3741, 39505), (6235, 23703), (7901, 18705)]