31350798

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 72

約数和(自身を含む): 74731800

約数和(自身を除く): 43381002

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 109, 114, 171, 174, 218, 261, 327, 342, 522, 551, 654, 841, 981, 1102, 1653, 1682, 1962, 2071, 2523, 3161, 3306, 4142, 4959, 5046, 6213, 6322, 7569, 9483, 9918, 12426, 15138, 15979, 18639, 18966, 28449, 31958, 37278, 47937, 56898, 60059, 91669, 95874, 120118, 143811, 180177, 183338, 275007, 287622, 360354, 540531, 550014, 825021, 1081062, 1650042, 1741711, 3483422, 5225133, 10450266, 15675399, 31350798]

約数ペア:

[(1, 31350798), (2, 15675399), (3, 10450266), (6, 5225133), (9, 3483422), (18, 1741711), (19, 1650042), (29, 1081062), (38, 825021), (57, 550014), (58, 540531), (87, 360354), (109, 287622), (114, 275007), (171, 183338), (174, 180177), (218, 143811), (261, 120118), (327, 95874), (342, 91669), (522, 60059), (551, 56898), (654, 47937), (841, 37278), (981, 31958), (1102, 28449), (1653, 18966), (1682, 18639), (1962, 15979), (2071, 15138), (2523, 12426), (3161, 9918), (3306, 9483), (4142, 7569), (4959, 6322), (5046, 6213)]