201966381

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 310564800

約数和(自身を除く): 108598419

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 529, 531, 719, 1357, 1587, 2157, 4071, 4761, 6471, 12213, 16537, 31211, 42421, 49611, 93633, 127263, 148833, 280899, 380351, 381789, 975683, 1141053, 2927049, 3423159, 8781147, 22440709, 67322127, 201966381]

約数ペア:

[(1, 201966381), (3, 67322127), (9, 22440709), (23, 8781147), (59, 3423159), (69, 2927049), (177, 1141053), (207, 975683), (529, 381789), (531, 380351), (719, 280899), (1357, 148833), (1587, 127263), (2157, 93633), (4071, 49611), (4761, 42421), (6471, 31211), (12213, 16537)]