647328

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 1856736

約数和(自身を除く): 1209408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 613, 1056, 1226, 1839, 2452, 3678, 4904, 6743, 7356, 9808, 13486, 14712, 19616, 20229, 26972, 29424, 40458, 53944, 58848, 80916, 107888, 161832, 215776, 323664, 647328]

約数ペア:

[(1, 647328), (2, 323664), (3, 215776), (4, 161832), (6, 107888), (8, 80916), (11, 58848), (12, 53944), (16, 40458), (22, 29424), (24, 26972), (32, 20229), (33, 19616), (44, 14712), (48, 13486), (66, 9808), (88, 7356), (96, 6743), (132, 4904), (176, 3678), (264, 2452), (352, 1839), (528, 1226), (613, 1056)]