305890508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11159}}^1$

素因数の和:11270

約数の個数: 48

約数和(自身を含む): 674956800

約数和(自身を除く): 369066292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1958, 2492, 3916, 6853, 11159, 13706, 22318, 27412, 44636, 78113, 122749, 156226, 245498, 312452, 490996, 859243, 993151, 1718486, 1986302, 3436972, 3972604, 6952057, 10924661, 13904114, 21849322, 27808228, 43698644, 76472627, 152945254, 305890508]

約数ペア:

[(1, 305890508), (2, 152945254), (4, 76472627), (7, 43698644), (11, 27808228), (14, 21849322), (22, 13904114), (28, 10924661), (44, 6952057), (77, 3972604), (89, 3436972), (154, 1986302), (178, 1718486), (308, 993151), (356, 859243), (623, 490996), (979, 312452), (1246, 245498), (1958, 156226), (2492, 122749), (3916, 78113), (6853, 44636), (11159, 27412), (13706, 22318)]