490693185

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{2801}}^1$

素因数の和:3058

約数の個数: 48

約数和(自身を含む): 904821840

約数和(自身を除く): 414128655

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 229, 255, 687, 765, 1145, 2061, 2801, 3435, 3893, 8403, 10305, 11679, 14005, 19465, 25209, 35037, 42015, 47617, 58395, 126045, 142851, 175185, 238085, 428553, 641429, 714255, 1924287, 2142765, 3207145, 5772861, 9621435, 10904293, 28864305, 32712879, 54521465, 98138637, 163564395, 490693185]

約数ペア:

[(1, 490693185), (3, 163564395), (5, 98138637), (9, 54521465), (15, 32712879), (17, 28864305), (45, 10904293), (51, 9621435), (85, 5772861), (153, 3207145), (229, 2142765), (255, 1924287), (687, 714255), (765, 641429), (1145, 428553), (2061, 238085), (2801, 175185), (3435, 142851), (3893, 126045), (8403, 58395), (10305, 47617), (11679, 42015), (14005, 35037), (19465, 25209)]