28786811.000000000

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{15427}}^1$

素因数の和:15474

約数の個数: 48

約数和(自身を含む): 352684080

約数和(自身を除く): 219024552

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 361, 456, 722, 1083, 1444, 2166, 2888, 4332, 8664, 15427, 30854, 46281, 61708, 92562, 123416, 185124, 293113, 370248, 586226, 879339, 1172452, 1758678, 2344904, 3517356, 5569147, 7034712, 11138294, 16707441, 22276588, 33414882, 44553176, 66829764, 133659528]

約数ペア:

[(1, 133659528), (2, 66829764), (3, 44553176), (4, 33414882), (6, 22276588), (8, 16707441), (12, 11138294), (19, 7034712), (24, 5569147), (38, 3517356), (57, 2344904), (76, 1758678), (114, 1172452), (152, 879339), (228, 586226), (361, 370248), (456, 293113), (722, 185124), (1083, 123416), (1444, 92562), (2166, 61708), (2888, 46281), (4332, 30854), (8664, 15427)]