205449958

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 379146240

約数和(自身を除く): 173696282

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 101, 109, 202, 217, 218, 301, 434, 602, 707, 763, 1333, 1414, 1526, 2666, 3131, 3379, 4343, 4687, 6262, 6758, 8686, 9331, 9374, 11009, 18662, 21917, 22018, 23653, 30401, 32809, 43834, 47306, 60802, 65618, 77063, 134633, 145297, 154126, 269266, 290594, 341279, 473387, 682558, 942431, 946774, 1017079, 1884862, 2034158, 2388953, 3313709, 4777906, 6627418, 14674997, 29349994, 102724979, 205449958]

約数ペア:

[(1, 205449958), (2, 102724979), (7, 29349994), (14, 14674997), (31, 6627418), (43, 4777906), (62, 3313709), (86, 2388953), (101, 2034158), (109, 1884862), (202, 1017079), (217, 946774), (218, 942431), (301, 682558), (434, 473387), (602, 341279), (707, 290594), (763, 269266), (1333, 154126), (1414, 145297), (1526, 134633), (2666, 77063), (3131, 65618), (3379, 60802), (4343, 47306), (4687, 43834), (6262, 32809), (6758, 30401), (8686, 23653), (9331, 22018), (9374, 21917), (11009, 18662)]