201231806984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{777389}}^1$

素因数の和:777558

約数の個数: 64

約数和(自身を含む): 430985016000

約数和(自身を除く): 229753209016

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 131, 152, 247, 262, 494, 524, 988, 1048, 1703, 1976, 2489, 3406, 4978, 6812, 9956, 13624, 19912, 32357, 64714, 129428, 258856, 777389, 1554778, 3109556, 6219112, 10106057, 14770391, 20212114, 29540782, 40424228, 59081564, 80848456, 101837959, 118163128, 192015083, 203675918, 384030166, 407351836, 768060332, 814703672, 1323893467, 1536120664, 1934921221, 2647786934, 3869842442, 5295573868, 7739684884, 10591147736, 15479369768, 25153975873, 50307951746, 100615903492, 201231806984]

約数ペア:

[(1, 201231806984), (2, 100615903492), (4, 50307951746), (8, 25153975873), (13, 15479369768), (19, 10591147736), (26, 7739684884), (38, 5295573868), (52, 3869842442), (76, 2647786934), (104, 1934921221), (131, 1536120664), (152, 1323893467), (247, 814703672), (262, 768060332), (494, 407351836), (524, 384030166), (988, 203675918), (1048, 192015083), (1703, 118163128), (1976, 101837959), (2489, 80848456), (3406, 59081564), (4978, 40424228), (6812, 29540782), (9956, 20212114), (13624, 14770391), (19912, 10106057), (32357, 6219112), (64714, 3109556), (129428, 1554778), (258856, 777389)]