208203516

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 537577040

約数和(自身を除く): 329373524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 109, 194, 218, 291, 327, 388, 436, 547, 582, 654, 873, 981, 1094, 1164, 1308, 1641, 1746, 1962, 2188, 3282, 3492, 3924, 4923, 6564, 9846, 10573, 19692, 21146, 31719, 42292, 53059, 59623, 63438, 95157, 106118, 119246, 126876, 159177, 178869, 190314, 212236, 238492, 318354, 357738, 380628, 477531, 536607, 636708, 715476, 955062, 1073214, 1910124, 2146428, 5783431, 11566862, 17350293, 23133724, 34700586, 52050879, 69401172, 104101758, 208203516]

約数ペア:

[(1, 208203516), (2, 104101758), (3, 69401172), (4, 52050879), (6, 34700586), (9, 23133724), (12, 17350293), (18, 11566862), (36, 5783431), (97, 2146428), (109, 1910124), (194, 1073214), (218, 955062), (291, 715476), (327, 636708), (388, 536607), (436, 477531), (547, 380628), (582, 357738), (654, 318354), (873, 238492), (981, 212236), (1094, 190314), (1164, 178869), (1308, 159177), (1641, 126876), (1746, 119246), (1962, 106118), (2188, 95157), (3282, 63438), (3492, 59623), (3924, 53059), (4923, 42292), (6564, 31719), (9846, 21146), (10573, 19692)]