209934998

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{7639}}^1$

素因数の和:7812

約数の個数: 32

約数和(自身を含む): 390190080

約数和(自身を除く): 180255082

約数列:

[1, 2, 7, 13, 14, 26, 91, 151, 182, 302, 1057, 1963, 2114, 3926, 7639, 13741, 15278, 27482, 53473, 99307, 106946, 198614, 695149, 1153489, 1390298, 2306978, 8074423, 14995357, 16148846, 29990714, 104967499, 209934998]

約数ペア:

[(1, 209934998), (2, 104967499), (7, 29990714), (13, 16148846), (14, 14995357), (26, 8074423), (91, 2306978), (151, 1390298), (182, 1153489), (302, 695149), (1057, 198614), (1963, 106946), (2114, 99307), (3926, 53473), (7639, 27482), (13741, 15278)]