81220095

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 155810304

約数和(自身を除く): 74590209

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 495, 639, 781, 1065, 2311, 2343, 3195, 3905, 6933, 7029, 11555, 11715, 20799, 25421, 34665, 35145, 76263, 103995, 127105, 164081, 228789, 381315, 492243, 820405, 1143945, 1476729, 1804891, 2461215, 5414673, 7383645, 9024455, 16244019, 27073365, 81220095]

約数ペア:

[(1, 81220095), (3, 27073365), (5, 16244019), (9, 9024455), (11, 7383645), (15, 5414673), (33, 2461215), (45, 1804891), (55, 1476729), (71, 1143945), (99, 820405), (165, 492243), (213, 381315), (355, 228789), (495, 164081), (639, 127105), (781, 103995), (1065, 76263), (2311, 35145), (2343, 34665), (3195, 25421), (3905, 20799), (6933, 11715), (7029, 11555)]