291213790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{56989}}^1$

素因数の和:57076

約数の個数: 32

約数和(自身を含む): 607285440

約数和(自身を除く): 316071650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 56989, 113978, 284945, 398923, 569890, 797846, 1994615, 3989230, 4160197, 8320394, 20800985, 29121379, 41601970, 58242758, 145606895, 291213790]

約数ペア:

[(1, 291213790), (2, 145606895), (5, 58242758), (7, 41601970), (10, 29121379), (14, 20800985), (35, 8320394), (70, 4160197), (73, 3989230), (146, 1994615), (365, 797846), (511, 569890), (730, 398923), (1022, 284945), (2555, 113978), (5110, 56989)]