64651209

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 100848384

約数和(自身を除く): 36197175

約数列:

[1, 3, 7, 21, 73, 181, 219, 233, 511, 543, 699, 1267, 1533, 1631, 3801, 4893, 13213, 17009, 39639, 42173, 51027, 92491, 119063, 126519, 277473, 295211, 357189, 885633, 3078629, 9235887, 21550403, 64651209]

約数ペア:

[(1, 64651209), (3, 21550403), (7, 9235887), (21, 3078629), (73, 885633), (181, 357189), (219, 295211), (233, 277473), (511, 126519), (543, 119063), (699, 92491), (1267, 51027), (1533, 42173), (1631, 39639), (3801, 17009), (4893, 13213)]