28558712

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39229}}^1$

素因数の和:39255

約数の個数: 32

約数和(自身を含む): 65906400

約数和(自身を除く): 37347688

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39229, 78458, 156916, 274603, 313832, 509977, 549206, 1019954, 1098412, 2039908, 2196824, 3569839, 4079816, 7139678, 14279356, 28558712]

約数ペア:

[(1, 28558712), (2, 14279356), (4, 7139678), (7, 4079816), (8, 3569839), (13, 2196824), (14, 2039908), (26, 1098412), (28, 1019954), (52, 549206), (56, 509977), (91, 313832), (104, 274603), (182, 156916), (364, 78458), (728, 39229)]