289236472

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 632966400

約数和(自身を除く): 343729928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 131, 178, 262, 356, 443, 524, 623, 712, 886, 917, 1048, 1246, 1772, 1834, 2492, 3101, 3544, 3668, 4984, 6202, 7336, 11659, 12404, 23318, 24808, 39427, 46636, 58033, 78854, 81613, 93272, 116066, 157708, 163226, 232132, 275989, 315416, 326452, 406231, 464264, 551978, 652904, 812462, 1103956, 1624924, 2207912, 3249848, 5164937, 10329874, 20659748, 36154559, 41319496, 72309118, 144618236, 289236472]

約数ペア:

[(1, 289236472), (2, 144618236), (4, 72309118), (7, 41319496), (8, 36154559), (14, 20659748), (28, 10329874), (56, 5164937), (89, 3249848), (131, 2207912), (178, 1624924), (262, 1103956), (356, 812462), (443, 652904), (524, 551978), (623, 464264), (712, 406231), (886, 326452), (917, 315416), (1048, 275989), (1246, 232132), (1772, 163226), (1834, 157708), (2492, 116066), (3101, 93272), (3544, 81613), (3668, 78854), (4984, 58033), (6202, 46636), (7336, 39427), (11659, 24808), (12404, 23318)]