9842965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 13934592

約数和(自身を除く): 4091627

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 251, 253, 341, 713, 1255, 1265, 1705, 2761, 3565, 5773, 7781, 7843, 13805, 28865, 38905, 39215, 63503, 85591, 178963, 317515, 427955, 894815, 1968593, 9842965]

約数ペア:

[(1, 9842965), (5, 1968593), (11, 894815), (23, 427955), (31, 317515), (55, 178963), (115, 85591), (155, 63503), (251, 39215), (253, 38905), (341, 28865), (713, 13805), (1255, 7843), (1265, 7781), (1705, 5773), (2761, 3565)]