666352064

素因数分解:

$2^6\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3533}}^1$

素因数の和:3973

約数の個数: 56

約数和(自身を含む): 1515209568

約数和(自身を除く): 848857504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 421, 448, 842, 1684, 2947, 3368, 3533, 5894, 6736, 7066, 11788, 13472, 14132, 23576, 24731, 26944, 28264, 47152, 49462, 56528, 94304, 98924, 113056, 188608, 197848, 226112, 395696, 791392, 1487393, 1582784, 2974786, 5949572, 10411751, 11899144, 20823502, 23798288, 41647004, 47596576, 83294008, 95193152, 166588016, 333176032, 666352064]

約数ペア:

[(1, 666352064), (2, 333176032), (4, 166588016), (7, 95193152), (8, 83294008), (14, 47596576), (16, 41647004), (28, 23798288), (32, 20823502), (56, 11899144), (64, 10411751), (112, 5949572), (224, 2974786), (421, 1582784), (448, 1487393), (842, 791392), (1684, 395696), (2947, 226112), (3368, 197848), (3533, 188608), (5894, 113056), (6736, 98924), (7066, 94304), (11788, 56528), (13472, 49462), (14132, 47152), (23576, 28264), (24731, 26944)]