67921808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{599}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 139128000

約数和(自身を除く): 71206192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 373, 599, 746, 1198, 1492, 2396, 2984, 4792, 5968, 7087, 9584, 11381, 14174, 22762, 28348, 45524, 56696, 91048, 113392, 182096, 223427, 446854, 893708, 1787416, 3574832, 4245113, 8490226, 16980452, 33960904, 67921808]

約数ペア:

[(1, 67921808), (2, 33960904), (4, 16980452), (8, 8490226), (16, 4245113), (19, 3574832), (38, 1787416), (76, 893708), (152, 446854), (304, 223427), (373, 182096), (599, 113392), (746, 91048), (1198, 56696), (1492, 45524), (2396, 28348), (2984, 22762), (4792, 14174), (5968, 11381), (7087, 9584)]