27860469

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 19636491

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 91, 147, 183, 239, 273, 427, 637, 717, 793, 1281, 1673, 1911, 2379, 2989, 3107, 5019, 5551, 8967, 9321, 11711, 14579, 16653, 21749, 35133, 38857, 43737, 65247, 102053, 116571, 152243, 189527, 306159, 456729, 568581, 714371, 1326689, 2143113, 3980067, 9286823, 27860469]

約数ペア:

[(1, 27860469), (3, 9286823), (7, 3980067), (13, 2143113), (21, 1326689), (39, 714371), (49, 568581), (61, 456729), (91, 306159), (147, 189527), (183, 152243), (239, 116571), (273, 102053), (427, 65247), (637, 43737), (717, 38857), (793, 35133), (1281, 21749), (1673, 16653), (1911, 14579), (2379, 11711), (2989, 9321), (3107, 8967), (5019, 5551)]