16840967

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 4447993

約数列:

[1, 11, 13, 29, 31, 131, 143, 319, 341, 377, 403, 899, 1441, 1703, 3799, 4061, 4147, 4433, 9889, 11687, 18733, 41789, 44671, 49387, 52793, 117769, 128557, 543257, 580723, 1295459, 1530997, 16840967]

約数ペア:

[(1, 16840967), (11, 1530997), (13, 1295459), (29, 580723), (31, 543257), (131, 128557), (143, 117769), (319, 52793), (341, 49387), (377, 44671), (403, 41789), (899, 18733), (1441, 11687), (1703, 9889), (3799, 4433), (4061, 4147)]