208315562

素因数分解:

$2^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 80

約数和(自身を含む): 406570752

約数和(自身を除く): 198255190

約数列:

[1, 2, 7, 13, 14, 26, 47, 49, 71, 91, 94, 98, 142, 182, 329, 343, 497, 611, 637, 658, 686, 923, 994, 1222, 1274, 1846, 2303, 2401, 3337, 3479, 4277, 4459, 4606, 4802, 6461, 6674, 6958, 8554, 8918, 12922, 16121, 23359, 24353, 29939, 31213, 32242, 43381, 45227, 46718, 48706, 59878, 62426, 86762, 90454, 112847, 163513, 170471, 209573, 225694, 303667, 316589, 327026, 340942, 419146, 607334, 633178, 1144591, 1467011, 2125669, 2216123, 2289182, 2934022, 4251338, 4432246, 8012137, 14879683, 16024274, 29759366, 104157781, 208315562]

約数ペア:

[(1, 208315562), (2, 104157781), (7, 29759366), (13, 16024274), (14, 14879683), (26, 8012137), (47, 4432246), (49, 4251338), (71, 2934022), (91, 2289182), (94, 2216123), (98, 2125669), (142, 1467011), (182, 1144591), (329, 633178), (343, 607334), (497, 419146), (611, 340942), (637, 327026), (658, 316589), (686, 303667), (923, 225694), (994, 209573), (1222, 170471), (1274, 163513), (1846, 112847), (2303, 90454), (2401, 86762), (3337, 62426), (3479, 59878), (4277, 48706), (4459, 46718), (4606, 45227), (4802, 43381), (6461, 32242), (6674, 31213), (6958, 29939), (8554, 24353), (8918, 23359), (12922, 16121)]