398426910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{7001}}^1$

素因数の和:7289

約数の個数: 64

約数和(自身を含む): 1097017344

約数和(自身を除く): 698590434

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 271, 542, 813, 1355, 1626, 1897, 2710, 3794, 4065, 5691, 7001, 8130, 9485, 11382, 14002, 18970, 21003, 28455, 35005, 42006, 49007, 56910, 70010, 98014, 105015, 147021, 210030, 245035, 294042, 490070, 735105, 1470210, 1897271, 3794542, 5691813, 9486355, 11383626, 13280897, 18972710, 26561794, 28459065, 39842691, 56918130, 66404485, 79685382, 132808970, 199213455, 398426910]

約数ペア:

[(1, 398426910), (2, 199213455), (3, 132808970), (5, 79685382), (6, 66404485), (7, 56918130), (10, 39842691), (14, 28459065), (15, 26561794), (21, 18972710), (30, 13280897), (35, 11383626), (42, 9486355), (70, 5691813), (105, 3794542), (210, 1897271), (271, 1470210), (542, 735105), (813, 490070), (1355, 294042), (1626, 245035), (1897, 210030), (2710, 147021), (3794, 105015), (4065, 98014), (5691, 70010), (7001, 56910), (8130, 49007), (9485, 42006), (11382, 35005), (14002, 28455), (18970, 21003)]