49506457

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 70664832

約数和(自身を除く): 21158375

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 137, 143, 209, 247, 361, 959, 1001, 1463, 1507, 1729, 1781, 2527, 2603, 2717, 3971, 4693, 10549, 12467, 18221, 19019, 19591, 27797, 28633, 32851, 33839, 49457, 51623, 137137, 200431, 236873, 346199, 361361, 372229, 544027, 642941, 2605603, 3808189, 4500587, 7072351, 49506457]

約数ペア:

[(1, 49506457), (7, 7072351), (11, 4500587), (13, 3808189), (19, 2605603), (77, 642941), (91, 544027), (133, 372229), (137, 361361), (143, 346199), (209, 236873), (247, 200431), (361, 137137), (959, 51623), (1001, 49457), (1463, 33839), (1507, 32851), (1729, 28633), (1781, 27797), (2527, 19591), (2603, 19019), (2717, 18221), (3971, 12467), (4693, 10549)]