149990715

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{68023}}^1$

素因数の和:68048

約数の個数: 36

約数和(自身を含む): 302434704

約数和(自身を除く): 152443989

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 68023, 204069, 340115, 476161, 612207, 1020345, 1428483, 2380805, 3061035, 3333127, 4285449, 7142415, 9999381, 16665635, 21427245, 29998143, 49996905, 149990715]

約数ペア:

[(1, 149990715), (3, 49996905), (5, 29998143), (7, 21427245), (9, 16665635), (15, 9999381), (21, 7142415), (35, 4285449), (45, 3333127), (49, 3061035), (63, 2380805), (105, 1428483), (147, 1020345), (245, 612207), (315, 476161), (441, 340115), (735, 204069), (2205, 68023)]