159239512

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 304290000

約数和(自身を除く): 145050488

約数列:

[1, 2, 4, 8, 89, 139, 178, 278, 356, 556, 712, 1112, 1609, 3218, 6436, 12371, 12872, 24742, 49484, 98968, 143201, 223651, 286402, 447302, 572804, 894604, 1145608, 1789208, 19904939, 39809878, 79619756, 159239512]

約数ペア:

[(1, 159239512), (2, 79619756), (4, 39809878), (8, 19904939), (89, 1789208), (139, 1145608), (178, 894604), (278, 572804), (356, 447302), (556, 286402), (712, 223651), (1112, 143201), (1609, 98968), (3218, 49484), (6436, 24742), (12371, 12872)]