142644555

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 253090656

約数和(自身を除く): 110446101

約数列:

[1, 3, 5, 9, 15, 45, 73, 173, 219, 251, 365, 519, 657, 753, 865, 1095, 1255, 1557, 2259, 2595, 3285, 3765, 7785, 11295, 12629, 18323, 37887, 43423, 54969, 63145, 91615, 113661, 130269, 164907, 189435, 217115, 274845, 390807, 568305, 651345, 824535, 1954035, 3169879, 9509637, 15849395, 28528911, 47548185, 142644555]

約数ペア:

[(1, 142644555), (3, 47548185), (5, 28528911), (9, 15849395), (15, 9509637), (45, 3169879), (73, 1954035), (173, 824535), (219, 651345), (251, 568305), (365, 390807), (519, 274845), (657, 217115), (753, 189435), (865, 164907), (1095, 130269), (1255, 113661), (1557, 91615), (2259, 63145), (2595, 54969), (3285, 43423), (3765, 37887), (7785, 18323), (11295, 12629)]