28215848

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1723}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 55857600

約数和(自身を除く): 27641752

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 712, 1723, 2047, 3446, 4094, 6892, 8188, 13784, 16376, 39629, 79258, 153347, 158516, 306694, 317032, 613388, 1226776, 3526981, 7053962, 14107924, 28215848]

約数ペア:

[(1, 28215848), (2, 14107924), (4, 7053962), (8, 3526981), (23, 1226776), (46, 613388), (89, 317032), (92, 306694), (178, 158516), (184, 153347), (356, 79258), (712, 39629), (1723, 16376), (2047, 13784), (3446, 8188), (4094, 6892)]