210538419

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14551}}^1$

素因数の和:14627

約数の個数: 32

約数和(自身を含む): 352041984

約数和(自身を除く): 141503565

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 4823, 14469, 14551, 43653, 101857, 189163, 305571, 567489, 771203, 1324141, 2313609, 3972423, 5398421, 10025639, 16195263, 30076917, 70179473, 210538419]

約数ペア:

[(1, 210538419), (3, 70179473), (7, 30076917), (13, 16195263), (21, 10025639), (39, 5398421), (53, 3972423), (91, 2313609), (159, 1324141), (273, 771203), (371, 567489), (689, 305571), (1113, 189163), (2067, 101857), (4823, 43653), (14469, 14551)]