215394982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 382566672

約数和(自身を除く): 167171690

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 361, 407, 418, 703, 722, 733, 814, 1406, 1466, 3971, 7733, 7942, 8063, 13357, 13927, 15466, 16126, 26714, 27121, 27854, 54242, 146927, 153197, 264613, 293854, 298331, 306394, 515299, 529226, 596662, 1030598, 2910743, 5668289, 5821486, 9790681, 11336578, 19581362, 107697491, 215394982]

約数ペア:

[(1, 215394982), (2, 107697491), (11, 19581362), (19, 11336578), (22, 9790681), (37, 5821486), (38, 5668289), (74, 2910743), (209, 1030598), (361, 596662), (407, 529226), (418, 515299), (703, 306394), (722, 298331), (733, 293854), (814, 264613), (1406, 153197), (1466, 146927), (3971, 54242), (7733, 27854), (7942, 27121), (8063, 26714), (13357, 16126), (13927, 15466)]