15975018

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 36930816

約数和(自身を除く): 20955798

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 821, 846, 1081, 1642, 2162, 2463, 3243, 4926, 6486, 7389, 9729, 14778, 18883, 19458, 37766, 38587, 56649, 77174, 113298, 115761, 169947, 231522, 339894, 347283, 694566, 887501, 1775002, 2662503, 5325006, 7987509, 15975018]

約数ペア:

[(1, 15975018), (2, 7987509), (3, 5325006), (6, 2662503), (9, 1775002), (18, 887501), (23, 694566), (46, 347283), (47, 339894), (69, 231522), (94, 169947), (138, 115761), (141, 113298), (207, 77174), (282, 56649), (414, 38587), (423, 37766), (821, 19458), (846, 18883), (1081, 14778), (1642, 9729), (2162, 7389), (2463, 6486), (3243, 4926)]