166440358

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 300478464

約数和(自身を除く): 134038106

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 127, 254, 301, 311, 602, 622, 889, 1778, 2107, 2177, 4214, 4354, 5461, 6223, 10922, 12446, 13373, 15239, 26746, 30478, 38227, 39497, 76454, 78994, 93611, 187222, 267589, 276479, 535178, 552958, 655277, 1310554, 1698371, 1935353, 3396742, 3870706, 11888597, 23777194, 83220179, 166440358]

約数ペア:

[(1, 166440358), (2, 83220179), (7, 23777194), (14, 11888597), (43, 3870706), (49, 3396742), (86, 1935353), (98, 1698371), (127, 1310554), (254, 655277), (301, 552958), (311, 535178), (602, 276479), (622, 267589), (889, 187222), (1778, 93611), (2107, 78994), (2177, 76454), (4214, 39497), (4354, 38227), (5461, 30478), (6223, 26746), (10922, 15239), (12446, 13373)]