161570864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110969}}^1$

素因数の和:110997

約数の個数: 40

約数和(自身を含む): 385287840

約数和(自身を除く): 223716976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 110969, 221938, 443876, 776783, 887752, 1442597, 1553566, 1775504, 2885194, 3107132, 5770388, 6214264, 10098179, 11540776, 12428528, 20196358, 23081552, 40392716, 80785432, 161570864]

約数ペア:

[(1, 161570864), (2, 80785432), (4, 40392716), (7, 23081552), (8, 20196358), (13, 12428528), (14, 11540776), (16, 10098179), (26, 6214264), (28, 5770388), (52, 3107132), (56, 2885194), (91, 1775504), (104, 1553566), (112, 1442597), (182, 887752), (208, 776783), (364, 443876), (728, 221938), (1456, 110969)]