28992843

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 50135040

約数和(自身を除く): 21142197

約数列:

[1, 3, 9, 11, 27, 31, 33, 47, 67, 93, 99, 141, 201, 279, 297, 341, 423, 517, 603, 737, 837, 1023, 1269, 1457, 1551, 1809, 2077, 2211, 3069, 3149, 4371, 4653, 6231, 6633, 9207, 9447, 13113, 13959, 16027, 18693, 19899, 22847, 28341, 34639, 39339, 48081, 56079, 68541, 85023, 97619, 103917, 144243, 205623, 292857, 311751, 432729, 616869, 878571, 935253, 1073809, 2635713, 3221427, 9664281, 28992843]

約数ペア:

[(1, 28992843), (3, 9664281), (9, 3221427), (11, 2635713), (27, 1073809), (31, 935253), (33, 878571), (47, 616869), (67, 432729), (93, 311751), (99, 292857), (141, 205623), (201, 144243), (279, 103917), (297, 97619), (341, 85023), (423, 68541), (517, 56079), (603, 48081), (737, 39339), (837, 34639), (1023, 28341), (1269, 22847), (1457, 19899), (1551, 18693), (1809, 16027), (2077, 13959), (2211, 13113), (3069, 9447), (3149, 9207), (4371, 6633), (4653, 6231)]