521302347

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 802620000

約数和(自身を除く): 281317653

約数列:

[1, 3, 9, 29, 59, 87, 97, 177, 261, 291, 349, 531, 873, 1047, 1711, 2813, 3141, 5133, 5723, 8439, 10121, 15399, 17169, 20591, 25317, 30363, 33853, 51507, 61773, 91089, 101559, 165967, 185319, 304677, 497901, 597139, 981737, 1493703, 1791417, 1997327, 2945211, 5374251, 5991981, 8835633, 17975943, 57922483, 173767449, 521302347]

約数ペア:

[(1, 521302347), (3, 173767449), (9, 57922483), (29, 17975943), (59, 8835633), (87, 5991981), (97, 5374251), (177, 2945211), (261, 1997327), (291, 1791417), (349, 1493703), (531, 981737), (873, 597139), (1047, 497901), (1711, 304677), (2813, 185319), (3141, 165967), (5133, 101559), (5723, 91089), (8439, 61773), (10121, 51507), (15399, 33853), (17169, 30363), (20591, 25317)]