201054987

素因数分解:

$3^3\times 7^2\times {\mathrm{151969}}^1$

素因数の和:151992

約数の個数: 24

約数和(自身を含む): 346491600

約数和(自身を除く): 145436613

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 151969, 455907, 1063783, 1367721, 3191349, 4103163, 7446481, 9574047, 22339443, 28722141, 67018329, 201054987]

約数ペア:

[(1, 201054987), (3, 67018329), (7, 28722141), (9, 22339443), (21, 9574047), (27, 7446481), (49, 4103163), (63, 3191349), (147, 1367721), (189, 1063783), (441, 455907), (1323, 151969)]