378849675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12919}}^1$

素因数の和:12972

約数の個数: 48

約数和(自身を含む): 692098560

約数和(自身を除く): 313248885

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 5865, 9775, 12919, 29325, 38757, 64595, 193785, 219623, 297137, 322975, 658869, 891411, 968925, 1098115, 1485685, 3294345, 4457055, 5051329, 5490575, 7428425, 15153987, 16471725, 22285275, 25256645, 75769935, 126283225, 378849675]

約数ペア:

[(1, 378849675), (3, 126283225), (5, 75769935), (15, 25256645), (17, 22285275), (23, 16471725), (25, 15153987), (51, 7428425), (69, 5490575), (75, 5051329), (85, 4457055), (115, 3294345), (255, 1485685), (345, 1098115), (391, 968925), (425, 891411), (575, 658869), (1173, 322975), (1275, 297137), (1725, 219623), (1955, 193785), (5865, 64595), (9775, 38757), (12919, 29325)]