291219412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{383}}^1\times {\mathrm{1571}}^1$

素因数の和:1980

約数の個数: 36

約数和(自身を含む): 561996288

約数和(自身を除く): 270776876

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 383, 484, 766, 1532, 1571, 3142, 4213, 6284, 8426, 16852, 17281, 34562, 46343, 69124, 92686, 185372, 190091, 380182, 601693, 760364, 1203386, 2406772, 6618623, 13237246, 26474492, 72804853, 145609706, 291219412]

約数ペア:

[(1, 291219412), (2, 145609706), (4, 72804853), (11, 26474492), (22, 13237246), (44, 6618623), (121, 2406772), (242, 1203386), (383, 760364), (484, 601693), (766, 380182), (1532, 190091), (1571, 185372), (3142, 92686), (4213, 69124), (6284, 46343), (8426, 34562), (16852, 17281)]