201868821

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 377395200

約数和(自身を除く): 175526379

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 89, 99, 189, 231, 267, 297, 623, 693, 801, 979, 1091, 1869, 2079, 2403, 2937, 3273, 5607, 6853, 7637, 8811, 9819, 12001, 16821, 20559, 22911, 26433, 29457, 36003, 61677, 68733, 84007, 97099, 108009, 185031, 206199, 252021, 291297, 324027, 679693, 756063, 873891, 1068089, 2039079, 2268189, 2621673, 3204267, 6117237, 7476623, 9612801, 18351711, 22429869, 28838403, 67289607, 201868821]

約数ペア:

[(1, 201868821), (3, 67289607), (7, 28838403), (9, 22429869), (11, 18351711), (21, 9612801), (27, 7476623), (33, 6117237), (63, 3204267), (77, 2621673), (89, 2268189), (99, 2039079), (189, 1068089), (231, 873891), (267, 756063), (297, 679693), (623, 324027), (693, 291297), (801, 252021), (979, 206199), (1091, 185031), (1869, 108009), (2079, 97099), (2403, 84007), (2937, 68733), (3273, 61677), (5607, 36003), (6853, 29457), (7637, 26433), (8811, 22911), (9819, 20559), (12001, 16821)]