1930403787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1\times {\mathrm{1669}}^1$

素因数の和:2363

約数の個数: 32

約数和(自身を含む): 2837022720

約数和(自身を除く): 906618933

約数列:

[1, 3, 13, 39, 47, 141, 611, 631, 1669, 1833, 1893, 5007, 8203, 21697, 24609, 29657, 65091, 78443, 88971, 235329, 385541, 1019759, 1053139, 1156623, 3059277, 3159417, 13690807, 41072421, 49497533, 148492599, 643467929, 1930403787]

約数ペア:

[(1, 1930403787), (3, 643467929), (13, 148492599), (39, 49497533), (47, 41072421), (141, 13690807), (611, 3159417), (631, 3059277), (1669, 1156623), (1833, 1053139), (1893, 1019759), (5007, 385541), (8203, 235329), (21697, 88971), (24609, 78443), (29657, 65091)]