420200703

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:571

約数の個数: 56

約数和(自身を含む): 686753760

約数和(自身を除く): 266553057

約数列:

[1, 3, 9, 13, 27, 39, 81, 101, 117, 243, 303, 351, 439, 729, 909, 1053, 1313, 1317, 2727, 3159, 3939, 3951, 5707, 8181, 9477, 11817, 11853, 17121, 24543, 35451, 35559, 44339, 51363, 73629, 106353, 106677, 133017, 154089, 319059, 320031, 399051, 462267, 576407, 957177, 1197153, 1386801, 1729221, 3591459, 4160403, 5187663, 10774377, 15562989, 32323131, 46688967, 140066901, 420200703]

約数ペア:

[(1, 420200703), (3, 140066901), (9, 46688967), (13, 32323131), (27, 15562989), (39, 10774377), (81, 5187663), (101, 4160403), (117, 3591459), (243, 1729221), (303, 1386801), (351, 1197153), (439, 957177), (729, 576407), (909, 462267), (1053, 399051), (1313, 320031), (1317, 319059), (2727, 154089), (3159, 133017), (3939, 106677), (3951, 106353), (5707, 73629), (8181, 51363), (9477, 44339), (11817, 35559), (11853, 35451), (17121, 24543)]