31691403

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 48915360

約数和(自身を除く): 17223957

約数列:

[1, 3, 9, 29, 53, 79, 87, 159, 237, 261, 477, 711, 841, 1537, 2291, 2523, 4187, 4611, 6873, 7569, 12561, 13833, 20619, 37683, 44573, 66439, 121423, 133719, 199317, 364269, 401157, 597951, 1092807, 3521267, 10563801, 31691403]

約数ペア:

[(1, 31691403), (3, 10563801), (9, 3521267), (29, 1092807), (53, 597951), (79, 401157), (87, 364269), (159, 199317), (237, 133719), (261, 121423), (477, 66439), (711, 44573), (841, 37683), (1537, 20619), (2291, 13833), (2523, 12561), (4187, 7569), (4611, 6873)]