9929997

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 19206720

約数和(自身を除く): 9276723

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 49, 63, 69, 77, 89, 99, 147, 161, 207, 231, 253, 267, 441, 483, 539, 623, 693, 759, 801, 979, 1127, 1449, 1617, 1771, 1869, 2047, 2277, 2937, 3381, 4361, 4851, 5313, 5607, 6141, 6853, 8811, 10143, 12397, 13083, 14329, 15939, 18423, 20559, 22517, 37191, 39249, 42987, 47971, 61677, 67551, 100303, 111573, 128961, 143913, 157619, 202653, 300909, 431739, 472857, 902727, 1103333, 1418571, 3309999, 9929997]

約数ペア:

[(1, 9929997), (3, 3309999), (7, 1418571), (9, 1103333), (11, 902727), (21, 472857), (23, 431739), (33, 300909), (49, 202653), (63, 157619), (69, 143913), (77, 128961), (89, 111573), (99, 100303), (147, 67551), (161, 61677), (207, 47971), (231, 42987), (253, 39249), (267, 37191), (441, 22517), (483, 20559), (539, 18423), (623, 15939), (693, 14329), (759, 13083), (801, 12397), (979, 10143), (1127, 8811), (1449, 6853), (1617, 6141), (1771, 5607), (1869, 5313), (2047, 4851), (2277, 4361), (2937, 3381)]