65148909

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 102297600

約数和(自身を除く): 37148691

約数列:

[1, 3, 7, 21, 47, 141, 149, 329, 443, 447, 987, 1043, 1329, 3101, 3129, 7003, 9303, 20821, 21009, 49021, 62463, 66007, 145747, 147063, 198021, 437241, 462049, 1386147, 3102329, 9306987, 21716303, 65148909]

約数ペア:

[(1, 65148909), (3, 21716303), (7, 9306987), (21, 3102329), (47, 1386147), (141, 462049), (149, 437241), (329, 198021), (443, 147063), (447, 145747), (987, 66007), (1043, 62463), (1329, 49021), (3101, 21009), (3129, 20821), (7003, 9303)]