39219705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6553}}^1$

素因数の和:6590

約数の個数: 48

約数和(自身を含む): 81793920

約数和(自身を除く): 42574215

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 6553, 19659, 32765, 45871, 58977, 98295, 124507, 137613, 229355, 294885, 373521, 412839, 622535, 688065, 871549, 1120563, 1867605, 2064195, 2614647, 4357745, 5602815, 7843941, 13073235, 39219705]

約数ペア:

[(1, 39219705), (3, 13073235), (5, 7843941), (7, 5602815), (9, 4357745), (15, 2614647), (19, 2064195), (21, 1867605), (35, 1120563), (45, 871549), (57, 688065), (63, 622535), (95, 412839), (105, 373521), (133, 294885), (171, 229355), (285, 137613), (315, 124507), (399, 98295), (665, 58977), (855, 45871), (1197, 32765), (1995, 19659), (5985, 6553)]