19005046905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{78157}}^1$

素因数の和:78250

約数の個数: 64

約数和(自身を含む): 34664636160

約数和(自身を除く): 15659589255

約数列:

[1, 3, 5, 13, 15, 29, 39, 43, 65, 87, 129, 145, 195, 215, 377, 435, 559, 645, 1131, 1247, 1677, 1885, 2795, 3741, 5655, 6235, 8385, 16211, 18705, 48633, 78157, 81055, 234471, 243165, 390785, 1016041, 1172355, 2266553, 3048123, 3360751, 5080205, 6799659, 10082253, 11332765, 15240615, 16803755, 29465189, 33998295, 43689763, 50411265, 88395567, 97461779, 131069289, 147325945, 218448815, 292385337, 441977835, 487308895, 655346445, 1267003127, 1461926685, 3801009381, 6335015635, 19005046905]

約数ペア:

[(1, 19005046905), (3, 6335015635), (5, 3801009381), (13, 1461926685), (15, 1267003127), (29, 655346445), (39, 487308895), (43, 441977835), (65, 292385337), (87, 218448815), (129, 147325945), (145, 131069289), (195, 97461779), (215, 88395567), (377, 50411265), (435, 43689763), (559, 33998295), (645, 29465189), (1131, 16803755), (1247, 15240615), (1677, 11332765), (1885, 10082253), (2795, 6799659), (3741, 5080205), (5655, 3360751), (6235, 3048123), (8385, 2266553), (16211, 1172355), (18705, 1016041), (48633, 390785), (78157, 243165), (81055, 234471)]