31145884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 71053920

約数和(自身を除く): 39908036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 121, 154, 203, 242, 308, 317, 319, 406, 484, 634, 638, 812, 847, 1268, 1276, 1694, 2219, 2233, 3388, 3487, 3509, 4438, 4466, 6974, 7018, 8876, 8932, 9193, 13948, 14036, 18386, 24409, 24563, 36772, 38357, 48818, 49126, 64351, 76714, 97636, 98252, 101123, 128702, 153428, 202246, 257404, 268499, 404492, 536998, 707861, 1073996, 1112353, 1415722, 2224706, 2831444, 4449412, 7786471, 15572942, 31145884]

約数ペア:

[(1, 31145884), (2, 15572942), (4, 7786471), (7, 4449412), (11, 2831444), (14, 2224706), (22, 1415722), (28, 1112353), (29, 1073996), (44, 707861), (58, 536998), (77, 404492), (116, 268499), (121, 257404), (154, 202246), (203, 153428), (242, 128702), (308, 101123), (317, 98252), (319, 97636), (406, 76714), (484, 64351), (634, 49126), (638, 48818), (812, 38357), (847, 36772), (1268, 24563), (1276, 24409), (1694, 18386), (2219, 14036), (2233, 13948), (3388, 9193), (3487, 8932), (3509, 8876), (4438, 7018), (4466, 6974)]