201940515

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{91583}}^1$

素因数の和:91608

約数の個数: 36

約数和(自身を含む): 407182464

約数和(自身を除く): 205241949

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 91583, 274749, 457915, 641081, 824247, 1373745, 1923243, 3205405, 4121235, 4487567, 5769729, 9616215, 13462701, 22437835, 28848645, 40388103, 67313505, 201940515]

約数ペア:

[(1, 201940515), (3, 67313505), (5, 40388103), (7, 28848645), (9, 22437835), (15, 13462701), (21, 9616215), (35, 5769729), (45, 4487567), (49, 4121235), (63, 3205405), (105, 1923243), (147, 1373745), (245, 824247), (315, 641081), (441, 457915), (735, 274749), (2205, 91583)]