12578865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 21845376

約数和(自身を除く): 9266511

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 251, 257, 753, 771, 1255, 1285, 3263, 3341, 3765, 3855, 9789, 10023, 16315, 16705, 48945, 50115, 64507, 193521, 322535, 838591, 967605, 2515773, 4192955, 12578865]

約数ペア:

[(1, 12578865), (3, 4192955), (5, 2515773), (13, 967605), (15, 838591), (39, 322535), (65, 193521), (195, 64507), (251, 50115), (257, 48945), (753, 16705), (771, 16315), (1255, 10023), (1285, 9789), (3263, 3855), (3341, 3765)]