981338883

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 1587609600

約数和(自身を除く): 606270717

約数列:

[1, 3, 7, 21, 31, 67, 93, 149, 151, 201, 217, 447, 453, 469, 651, 1043, 1057, 1407, 2077, 3129, 3171, 4619, 4681, 6231, 9983, 10117, 13857, 14043, 14539, 22499, 29949, 30351, 32333, 32767, 43617, 67497, 69881, 70819, 96999, 98301, 157493, 209643, 212457, 309473, 313627, 472479, 697469, 928419, 940881, 1507433, 2092407, 2166311, 2195389, 4522299, 4882283, 6498933, 6586167, 10552031, 14646849, 31656093, 46730423, 140191269, 327112961, 981338883]

約数ペア:

[(1, 981338883), (3, 327112961), (7, 140191269), (21, 46730423), (31, 31656093), (67, 14646849), (93, 10552031), (149, 6586167), (151, 6498933), (201, 4882283), (217, 4522299), (447, 2195389), (453, 2166311), (469, 2092407), (651, 1507433), (1043, 940881), (1057, 928419), (1407, 697469), (2077, 472479), (3129, 313627), (3171, 309473), (4619, 212457), (4681, 209643), (6231, 157493), (9983, 98301), (10117, 96999), (13857, 70819), (14043, 69881), (14539, 67497), (22499, 43617), (29949, 32767), (30351, 32333)]