42639016

素因数分解:

$2^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 95760000

約数和(自身を除く): 53120984

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 343, 379, 392, 574, 686, 758, 1148, 1372, 1516, 2009, 2296, 2653, 2744, 3032, 4018, 5306, 8036, 10612, 14063, 15539, 16072, 18571, 21224, 28126, 31078, 37142, 56252, 62156, 74284, 108773, 112504, 124312, 129997, 148568, 217546, 259994, 435092, 519988, 761411, 870184, 1039976, 1522822, 3045644, 5329877, 6091288, 10659754, 21319508, 42639016]

約数ペア:

[(1, 42639016), (2, 21319508), (4, 10659754), (7, 6091288), (8, 5329877), (14, 3045644), (28, 1522822), (41, 1039976), (49, 870184), (56, 761411), (82, 519988), (98, 435092), (164, 259994), (196, 217546), (287, 148568), (328, 129997), (343, 124312), (379, 112504), (392, 108773), (574, 74284), (686, 62156), (758, 56252), (1148, 37142), (1372, 31078), (1516, 28126), (2009, 21224), (2296, 18571), (2653, 16072), (2744, 15539), (3032, 14063), (4018, 10612), (5306, 8036)]