31719990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45971}}^1$

素因数の和:46004

約数の個数: 32

約数和(自身を含む): 79439616

約数和(自身を除く): 47719626

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 45971, 91942, 137913, 229855, 275826, 459710, 689565, 1057333, 1379130, 2114666, 3171999, 5286665, 6343998, 10573330, 15859995, 31719990]

約数ペア:

[(1, 31719990), (2, 15859995), (3, 10573330), (5, 6343998), (6, 5286665), (10, 3171999), (15, 2114666), (23, 1379130), (30, 1057333), (46, 689565), (69, 459710), (115, 275826), (138, 229855), (230, 137913), (345, 91942), (690, 45971)]