31291568

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2309}}^1$

素因数の和:2346

約数の個数: 60

約数和(自身を含む): 76193040

約数和(自身を除く): 44901472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 484, 616, 847, 968, 1232, 1694, 1936, 2309, 3388, 4618, 6776, 9236, 13552, 16163, 18472, 25399, 32326, 36944, 50798, 64652, 101596, 129304, 177793, 203192, 258608, 279389, 355586, 406384, 558778, 711172, 1117556, 1422344, 1955723, 2235112, 2844688, 3911446, 4470224, 7822892, 15645784, 31291568]

約数ペア:

[(1, 31291568), (2, 15645784), (4, 7822892), (7, 4470224), (8, 3911446), (11, 2844688), (14, 2235112), (16, 1955723), (22, 1422344), (28, 1117556), (44, 711172), (56, 558778), (77, 406384), (88, 355586), (112, 279389), (121, 258608), (154, 203192), (176, 177793), (242, 129304), (308, 101596), (484, 64652), (616, 50798), (847, 36944), (968, 32326), (1232, 25399), (1694, 18472), (1936, 16163), (2309, 13552), (3388, 9236), (4618, 6776)]