42520478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 87187968

約数和(自身を除く): 44667490

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 67, 77, 91, 134, 143, 154, 182, 286, 317, 469, 634, 737, 871, 938, 1001, 1474, 1742, 2002, 2219, 3487, 4121, 4438, 5159, 6097, 6974, 8242, 9581, 10318, 12194, 19162, 21239, 24409, 28847, 42478, 45331, 48818, 57694, 67067, 90662, 134134, 148673, 233629, 276107, 297346, 317317, 467258, 552214, 634634, 1635403, 1932749, 3037177, 3270806, 3865498, 6074354, 21260239, 42520478]

約数ペア:

[(1, 42520478), (2, 21260239), (7, 6074354), (11, 3865498), (13, 3270806), (14, 3037177), (22, 1932749), (26, 1635403), (67, 634634), (77, 552214), (91, 467258), (134, 317317), (143, 297346), (154, 276107), (182, 233629), (286, 148673), (317, 134134), (469, 90662), (634, 67067), (737, 57694), (871, 48818), (938, 45331), (1001, 42478), (1474, 28847), (1742, 24409), (2002, 21239), (2219, 19162), (3487, 12194), (4121, 10318), (4438, 9581), (5159, 8242), (6097, 6974)]