207841304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 450489600

約数和(自身を除く): 242648296

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 197, 209, 394, 418, 631, 788, 836, 1262, 1576, 1672, 2167, 2524, 3743, 4334, 5048, 6941, 7486, 8668, 11989, 13882, 14972, 17336, 23978, 27764, 29944, 41173, 47956, 55528, 82346, 95912, 124307, 131879, 164692, 248614, 263758, 329384, 497228, 527516, 994456, 1055032, 1367377, 2361833, 2734754, 4723666, 5469508, 9447332, 10939016, 18894664, 25980163, 51960326, 103920652, 207841304]

約数ペア:

[(1, 207841304), (2, 103920652), (4, 51960326), (8, 25980163), (11, 18894664), (19, 10939016), (22, 9447332), (38, 5469508), (44, 4723666), (76, 2734754), (88, 2361833), (152, 1367377), (197, 1055032), (209, 994456), (394, 527516), (418, 497228), (631, 329384), (788, 263758), (836, 248614), (1262, 164692), (1576, 131879), (1672, 124307), (2167, 95912), (2524, 82346), (3743, 55528), (4334, 47956), (5048, 41173), (6941, 29944), (7486, 27764), (8668, 23978), (11989, 17336), (13882, 14972)]