815150518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{144479}}^1$

素因数の和:144532

約数の個数: 32

約数和(自身を含む): 1553448960

約数和(自身を除く): 738298442

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 144479, 288958, 1011353, 1878227, 2022706, 3756454, 4478849, 8957698, 13147589, 26295178, 31351943, 58225037, 62703886, 116450074, 407575259, 815150518]

約数ペア:

[(1, 815150518), (2, 407575259), (7, 116450074), (13, 62703886), (14, 58225037), (26, 31351943), (31, 26295178), (62, 13147589), (91, 8957698), (182, 4478849), (217, 3756454), (403, 2022706), (434, 1878227), (806, 1011353), (2821, 288958), (5642, 144479)]