64869915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 115524864

約数和(自身を除く): 50654949

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 121, 165, 309, 347, 363, 515, 605, 1041, 1133, 1545, 1735, 1815, 3399, 3817, 5205, 5665, 11451, 12463, 16995, 19085, 35741, 37389, 41987, 57255, 62315, 107223, 125961, 178705, 186945, 209935, 393151, 536115, 629805, 1179453, 1965755, 4324661, 5897265, 12973983, 21623305, 64869915]

約数ペア:

[(1, 64869915), (3, 21623305), (5, 12973983), (11, 5897265), (15, 4324661), (33, 1965755), (55, 1179453), (103, 629805), (121, 536115), (165, 393151), (309, 209935), (347, 186945), (363, 178705), (515, 125961), (605, 107223), (1041, 62315), (1133, 57255), (1545, 41987), (1735, 37389), (1815, 35741), (3399, 19085), (3817, 16995), (5205, 12463), (5665, 11451)]