678996978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1151

約数の個数: 64

約数和(自身を含む): 1515331584

約数和(自身を除く): 836334606

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 122, 183, 191, 366, 382, 573, 671, 883, 1146, 1342, 1766, 2013, 2101, 2649, 4026, 4202, 5298, 6303, 9713, 11651, 12606, 19426, 23302, 29139, 34953, 53863, 58278, 69906, 107726, 128161, 161589, 168653, 256322, 323178, 337306, 384483, 505959, 592493, 768966, 1011918, 1184986, 1777479, 1855183, 3554958, 3710366, 5565549, 10287833, 11131098, 20575666, 30863499, 61726998, 113166163, 226332326, 339498489, 678996978]

約数ペア:

[(1, 678996978), (2, 339498489), (3, 226332326), (6, 113166163), (11, 61726998), (22, 30863499), (33, 20575666), (61, 11131098), (66, 10287833), (122, 5565549), (183, 3710366), (191, 3554958), (366, 1855183), (382, 1777479), (573, 1184986), (671, 1011918), (883, 768966), (1146, 592493), (1342, 505959), (1766, 384483), (2013, 337306), (2101, 323178), (2649, 256322), (4026, 168653), (4202, 161589), (5298, 128161), (6303, 107726), (9713, 69906), (11651, 58278), (12606, 53863), (19426, 34953), (23302, 29139)]