123455253

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{1693}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 166960640

約数和(自身を除く): 43505387

約数列:

[1, 3, 109, 223, 327, 669, 1693, 5079, 24307, 72921, 184537, 377539, 553611, 1132617, 41151751, 123455253]

約数ペア:

[(1, 123455253), (3, 41151751), (109, 1132617), (223, 553611), (327, 377539), (669, 184537), (1693, 72921), (5079, 24307)]