87869908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 185920000

約数和(自身を除く): 98050092

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 331, 499, 532, 662, 998, 1324, 1996, 2317, 3493, 4634, 6289, 6986, 9268, 9481, 12578, 13972, 18962, 25156, 37924, 44023, 66367, 88046, 132734, 165169, 176092, 265468, 330338, 660676, 1156183, 2312366, 3138211, 4624732, 6276422, 12552844, 21967477, 43934954, 87869908]

約数ペア:

[(1, 87869908), (2, 43934954), (4, 21967477), (7, 12552844), (14, 6276422), (19, 4624732), (28, 3138211), (38, 2312366), (76, 1156183), (133, 660676), (266, 330338), (331, 265468), (499, 176092), (532, 165169), (662, 132734), (998, 88046), (1324, 66367), (1996, 44023), (2317, 37924), (3493, 25156), (4634, 18962), (6289, 13972), (6986, 12578), (9268, 9481)]