87495639

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 154967040

約数和(自身を除く): 67471401

約数列:

[1, 3, 7, 11, 21, 29, 33, 37, 77, 87, 111, 203, 231, 259, 319, 353, 407, 609, 777, 957, 1059, 1073, 1221, 2233, 2471, 2849, 3219, 3883, 6699, 7413, 7511, 8547, 10237, 11649, 11803, 13061, 22533, 27181, 30711, 35409, 39183, 71659, 81543, 82621, 91427, 112607, 143671, 214977, 247863, 274281, 337821, 378769, 431013, 788249, 1005697, 1136307, 2364747, 2651383, 3017091, 4166459, 7954149, 12499377, 29165213, 87495639]

約数ペア:

[(1, 87495639), (3, 29165213), (7, 12499377), (11, 7954149), (21, 4166459), (29, 3017091), (33, 2651383), (37, 2364747), (77, 1136307), (87, 1005697), (111, 788249), (203, 431013), (231, 378769), (259, 337821), (319, 274281), (353, 247863), (407, 214977), (609, 143671), (777, 112607), (957, 91427), (1059, 82621), (1073, 81543), (1221, 71659), (2233, 39183), (2471, 35409), (2849, 30711), (3219, 27181), (3883, 22533), (6699, 13061), (7413, 11803), (7511, 11649), (8547, 10237)]