64878814

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1465

約数の個数: 64

約数和(自身を含む): 136442880

約数和(自身を除く): 71564066

約数列:

[1, 2, 7, 11, 13, 14, 22, 23, 26, 46, 77, 91, 143, 154, 161, 182, 253, 286, 299, 322, 506, 598, 1001, 1409, 1771, 2002, 2093, 2818, 3289, 3542, 4186, 6578, 9863, 15499, 18317, 19726, 23023, 30998, 32407, 36634, 46046, 64814, 108493, 128219, 201487, 216986, 226849, 256438, 356477, 402974, 421291, 453698, 712954, 842582, 1410409, 2495339, 2820818, 2949037, 4634201, 4990678, 5898074, 9268402, 32439407, 64878814]

約数ペア:

[(1, 64878814), (2, 32439407), (7, 9268402), (11, 5898074), (13, 4990678), (14, 4634201), (22, 2949037), (23, 2820818), (26, 2495339), (46, 1410409), (77, 842582), (91, 712954), (143, 453698), (154, 421291), (161, 402974), (182, 356477), (253, 256438), (286, 226849), (299, 216986), (322, 201487), (506, 128219), (598, 108493), (1001, 64814), (1409, 46046), (1771, 36634), (2002, 32407), (2093, 30998), (2818, 23023), (3289, 19726), (3542, 18317), (4186, 15499), (6578, 9863)]