78269085

素因数分解:

$3^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 56

約数和(自身を含む): 142833240

約数和(自身を除く): 64564155

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 109, 135, 197, 243, 327, 405, 545, 591, 729, 981, 985, 1215, 1635, 1773, 2943, 2955, 3645, 4905, 5319, 8829, 8865, 14715, 15957, 21473, 26487, 26595, 44145, 47871, 64419, 79461, 79785, 107365, 132435, 143613, 193257, 239355, 322095, 397305, 579771, 718065, 966285, 1739313, 2898855, 5217939, 8696565, 15653817, 26089695, 78269085]

約数ペア:

[(1, 78269085), (3, 26089695), (5, 15653817), (9, 8696565), (15, 5217939), (27, 2898855), (45, 1739313), (81, 966285), (109, 718065), (135, 579771), (197, 397305), (243, 322095), (327, 239355), (405, 193257), (545, 143613), (591, 132435), (729, 107365), (981, 79785), (985, 79461), (1215, 64419), (1635, 47871), (1773, 44145), (2943, 26595), (2955, 26487), (3645, 21473), (4905, 15957), (5319, 14715), (8829, 8865)]