71803784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2389}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 154083300

約数和(自身を除く): 82279516

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 289, 442, 578, 884, 1156, 1768, 2312, 2389, 3757, 4778, 7514, 9556, 15028, 19112, 30056, 31057, 40613, 62114, 81226, 124228, 162452, 248456, 324904, 527969, 690421, 1055938, 1380842, 2111876, 2761684, 4223752, 5523368, 8975473, 17950946, 35901892, 71803784]

約数ペア:

[(1, 71803784), (2, 35901892), (4, 17950946), (8, 8975473), (13, 5523368), (17, 4223752), (26, 2761684), (34, 2111876), (52, 1380842), (68, 1055938), (104, 690421), (136, 527969), (221, 324904), (289, 248456), (442, 162452), (578, 124228), (884, 81226), (1156, 62114), (1768, 40613), (2312, 31057), (2389, 30056), (3757, 19112), (4778, 15028), (7514, 9556)]