247978496

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{11813}}^1$

素因数の和:11872

約数の個数: 40

約数和(自身を含む): 507600324

約数和(自身を除く): 259621828

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 11813, 20992, 23626, 47252, 94504, 189008, 378016, 484333, 756032, 968666, 1512064, 1937332, 3024128, 3874664, 6048256, 7749328, 15498656, 30997312, 61994624, 123989248, 247978496]

約数ペア:

[(1, 247978496), (2, 123989248), (4, 61994624), (8, 30997312), (16, 15498656), (32, 7749328), (41, 6048256), (64, 3874664), (82, 3024128), (128, 1937332), (164, 1512064), (256, 968666), (328, 756032), (512, 484333), (656, 378016), (1312, 189008), (2624, 94504), (5248, 47252), (10496, 23626), (11813, 20992)]