211859235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2617}}^1$

素因数の和:2892

約数の個数: 48

約数和(自身を含む): 421477056

約数和(自身を除く): 209617821

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 257, 315, 771, 1285, 1799, 2313, 2617, 3855, 5397, 7851, 8995, 11565, 13085, 16191, 18319, 23553, 26985, 39255, 54957, 80955, 91595, 117765, 164871, 274785, 672569, 824355, 2017707, 3362845, 4707983, 6053121, 10088535, 14123949, 23539915, 30265605, 42371847, 70619745, 211859235]

約数ペア:

[(1, 211859235), (3, 70619745), (5, 42371847), (7, 30265605), (9, 23539915), (15, 14123949), (21, 10088535), (35, 6053121), (45, 4707983), (63, 3362845), (105, 2017707), (257, 824355), (315, 672569), (771, 274785), (1285, 164871), (1799, 117765), (2313, 91595), (2617, 80955), (3855, 54957), (5397, 39255), (7851, 26985), (8995, 23553), (11565, 18319), (13085, 16191)]