64659742

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 112896000

約数和(自身を除く): 48236258

約数列:

[1, 2, 7, 14, 139, 149, 223, 278, 298, 446, 973, 1043, 1561, 1946, 2086, 3122, 20711, 30997, 33227, 41422, 61994, 66454, 144977, 216979, 232589, 289954, 433958, 465178, 4618553, 9237106, 32329871, 64659742]

約数ペア:

[(1, 64659742), (2, 32329871), (7, 9237106), (14, 4618553), (139, 465178), (149, 433958), (223, 289954), (278, 232589), (298, 216979), (446, 144977), (973, 66454), (1043, 61994), (1561, 41422), (1946, 33227), (2086, 30997), (3122, 20711)]