215991074

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3011}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 364331520

約数和(自身を除く): 148340446

約数列:

[1, 2, 13, 26, 31, 62, 89, 178, 403, 806, 1157, 2314, 2759, 3011, 5518, 6022, 35867, 39143, 71734, 78286, 93341, 186682, 267979, 535958, 1213433, 2426866, 3483727, 6967454, 8307349, 16614698, 107995537, 215991074]

約数ペア:

[(1, 215991074), (2, 107995537), (13, 16614698), (26, 8307349), (31, 6967454), (62, 3483727), (89, 2426866), (178, 1213433), (403, 535958), (806, 267979), (1157, 186682), (2314, 93341), (2759, 78286), (3011, 71734), (5518, 39143), (6022, 35867)]