12783470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 27979776

約数和(自身を除く): 15196306

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 62, 70, 86, 137, 155, 215, 217, 274, 301, 310, 430, 434, 602, 685, 959, 1085, 1333, 1370, 1505, 1918, 2170, 2666, 3010, 4247, 4795, 5891, 6665, 8494, 9331, 9590, 11782, 13330, 18662, 21235, 29455, 29729, 41237, 42470, 46655, 58910, 59458, 82474, 93310, 148645, 182621, 206185, 297290, 365242, 412370, 913105, 1278347, 1826210, 2556694, 6391735, 12783470]

約数ペア:

[(1, 12783470), (2, 6391735), (5, 2556694), (7, 1826210), (10, 1278347), (14, 913105), (31, 412370), (35, 365242), (43, 297290), (62, 206185), (70, 182621), (86, 148645), (137, 93310), (155, 82474), (215, 59458), (217, 58910), (274, 46655), (301, 42470), (310, 41237), (430, 29729), (434, 29455), (602, 21235), (685, 18662), (959, 13330), (1085, 11782), (1333, 9590), (1370, 9331), (1505, 8494), (1918, 6665), (2170, 5891), (2666, 4795), (3010, 4247)]