169441408

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{21701}}^1$

素因数の和:21776

約数の個数: 32

約数和(自身を含む): 343108620

約数和(自身を除く): 173667212

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 21701, 43402, 86804, 173608, 347216, 694432, 1323761, 1388864, 2647522, 2777728, 5295044, 10590088, 21180176, 42360352, 84720704, 169441408]

約数ペア:

[(1, 169441408), (2, 84720704), (4, 42360352), (8, 21180176), (16, 10590088), (32, 5295044), (61, 2777728), (64, 2647522), (122, 1388864), (128, 1323761), (244, 694432), (488, 347216), (976, 173608), (1952, 86804), (3904, 43402), (7808, 21701)]