748201972

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 1588658400

約数和(自身を除く): 840456428

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 139, 196, 203, 278, 406, 556, 812, 947, 973, 1421, 1894, 1946, 2842, 3788, 3892, 4031, 5684, 6629, 6811, 8062, 13258, 13622, 16124, 26516, 27244, 27463, 28217, 46403, 54926, 56434, 92806, 109852, 112868, 131633, 185612, 192241, 197519, 263266, 384482, 395038, 526532, 768964, 790076, 921431, 1345687, 1842862, 2691374, 3685724, 3817357, 5382748, 6450017, 7634714, 12900034, 15269428, 25800068, 26721499, 53442998, 106885996, 187050493, 374100986, 748201972]

約数ペア:

[(1, 748201972), (2, 374100986), (4, 187050493), (7, 106885996), (14, 53442998), (28, 26721499), (29, 25800068), (49, 15269428), (58, 12900034), (98, 7634714), (116, 6450017), (139, 5382748), (196, 3817357), (203, 3685724), (278, 2691374), (406, 1842862), (556, 1345687), (812, 921431), (947, 790076), (973, 768964), (1421, 526532), (1894, 395038), (1946, 384482), (2842, 263266), (3788, 197519), (3892, 192241), (4031, 185612), (5684, 131633), (6629, 112868), (6811, 109852), (8062, 92806), (13258, 56434), (13622, 54926), (16124, 46403), (26516, 28217), (27244, 27463)]