9009490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 20093184

約数和(自身を除く): 11083694

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 67, 70, 85, 113, 119, 134, 170, 226, 238, 335, 469, 565, 595, 670, 791, 938, 1130, 1139, 1190, 1582, 1921, 2278, 2345, 3842, 3955, 4690, 5695, 7571, 7910, 7973, 9605, 11390, 13447, 15142, 15946, 19210, 26894, 37855, 39865, 52997, 67235, 75710, 79730, 105994, 128707, 134470, 257414, 264985, 529970, 643535, 900949, 1287070, 1801898, 4504745, 9009490]

約数ペア:

[(1, 9009490), (2, 4504745), (5, 1801898), (7, 1287070), (10, 900949), (14, 643535), (17, 529970), (34, 264985), (35, 257414), (67, 134470), (70, 128707), (85, 105994), (113, 79730), (119, 75710), (134, 67235), (170, 52997), (226, 39865), (238, 37855), (335, 26894), (469, 19210), (565, 15946), (595, 15142), (670, 13447), (791, 11390), (938, 9605), (1130, 7973), (1139, 7910), (1190, 7571), (1582, 5695), (1921, 4690), (2278, 3955), (2345, 3842)]