81018936

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{5333}}^1$

素因数の和:5556

約数の個数: 48

約数和(自身を含む): 220507560

約数和(自身を除く): 139488624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1688, 1899, 2532, 3798, 5064, 5333, 7596, 10666, 15192, 15999, 21332, 31998, 42664, 47997, 63996, 95994, 127992, 191988, 383976, 1125263, 2250526, 3375789, 4501052, 6751578, 9002104, 10127367, 13503156, 20254734, 27006312, 40509468, 81018936]

約数ペア:

[(1, 81018936), (2, 40509468), (3, 27006312), (4, 20254734), (6, 13503156), (8, 10127367), (9, 9002104), (12, 6751578), (18, 4501052), (24, 3375789), (36, 2250526), (72, 1125263), (211, 383976), (422, 191988), (633, 127992), (844, 95994), (1266, 63996), (1688, 47997), (1899, 42664), (2532, 31998), (3798, 21332), (5064, 15999), (5333, 15192), (7596, 10666)]