64904763

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 114624720

約数和(自身を除く): 49719957

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 89, 121, 123, 147, 231, 267, 287, 363, 451, 539, 623, 847, 861, 979, 1353, 1617, 1869, 2009, 2541, 2937, 3157, 3649, 4361, 4961, 5929, 6027, 6853, 9471, 10769, 10947, 13083, 14883, 17787, 20559, 22099, 25543, 32307, 34727, 40139, 47971, 66297, 75383, 76629, 104181, 120417, 143913, 178801, 226149, 243089, 280973, 441529, 527681, 536403, 729267, 842919, 1324587, 1583043, 1966811, 3090703, 5900433, 9272109, 21634921, 64904763]

約数ペア:

[(1, 64904763), (3, 21634921), (7, 9272109), (11, 5900433), (21, 3090703), (33, 1966811), (41, 1583043), (49, 1324587), (77, 842919), (89, 729267), (121, 536403), (123, 527681), (147, 441529), (231, 280973), (267, 243089), (287, 226149), (363, 178801), (451, 143913), (539, 120417), (623, 104181), (847, 76629), (861, 75383), (979, 66297), (1353, 47971), (1617, 40139), (1869, 34727), (2009, 32307), (2541, 25543), (2937, 22099), (3157, 20559), (3649, 17787), (4361, 14883), (4961, 13083), (5929, 10947), (6027, 10769), (6853, 9471)]