388639053

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2140

約数の個数: 60

約数和(自身を含む): 672043680

約数和(自身を除く): 283404627

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 121, 171, 209, 297, 363, 513, 627, 891, 1089, 1539, 1881, 2087, 2299, 3267, 5643, 6261, 6897, 9801, 16929, 18783, 20691, 22957, 39653, 56349, 62073, 68871, 118959, 169047, 186219, 206613, 252527, 356877, 436183, 619839, 757581, 1070631, 1308549, 1859517, 2272743, 3211893, 3925647, 4798013, 6818229, 11776941, 14394039, 20454687, 35330823, 43182117, 129546351, 388639053]

約数ペア:

[(1, 388639053), (3, 129546351), (9, 43182117), (11, 35330823), (19, 20454687), (27, 14394039), (33, 11776941), (57, 6818229), (81, 4798013), (99, 3925647), (121, 3211893), (171, 2272743), (209, 1859517), (297, 1308549), (363, 1070631), (513, 757581), (627, 619839), (891, 436183), (1089, 356877), (1539, 252527), (1881, 206613), (2087, 186219), (2299, 169047), (3267, 118959), (5643, 68871), (6261, 62073), (6897, 56349), (9801, 39653), (16929, 22957), (18783, 20691)]