209969235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3853}}^1$

素因数の和:4044

約数の個数: 48

約数和(自身を含む): 418451904

約数和(自身を除く): 208482669

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 173, 315, 519, 865, 1211, 1557, 2595, 3633, 3853, 6055, 7785, 10899, 11559, 18165, 19265, 26971, 34677, 54495, 57795, 80913, 134855, 173385, 242739, 404565, 666569, 1213695, 1999707, 3332845, 4665983, 5999121, 9998535, 13997949, 23329915, 29995605, 41993847, 69989745, 209969235]

約数ペア:

[(1, 209969235), (3, 69989745), (5, 41993847), (7, 29995605), (9, 23329915), (15, 13997949), (21, 9998535), (35, 5999121), (45, 4665983), (63, 3332845), (105, 1999707), (173, 1213695), (315, 666569), (519, 404565), (865, 242739), (1211, 173385), (1557, 134855), (2595, 80913), (3633, 57795), (3853, 54495), (6055, 34677), (7785, 26971), (10899, 19265), (11559, 18165)]