28738772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4357}}^1$

素因数の和:4475

約数の個数: 24

約数和(自身を含む): 53812584

約数和(自身を除く): 25073812

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 388, 1649, 3298, 4357, 6596, 8714, 17428, 74069, 148138, 296276, 422629, 845258, 1690516, 7184693, 14369386, 28738772]

約数ペア:

[(1, 28738772), (2, 14369386), (4, 7184693), (17, 1690516), (34, 845258), (68, 422629), (97, 296276), (194, 148138), (388, 74069), (1649, 17428), (3298, 8714), (4357, 6596)]