64814356803

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7841}}^1\times {\mathrm{20717}}^1$

素因数の和:28587

約数の個数: 32

約数和(自身を含む): 103981155840

約数和(自身を除く): 39166799037

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 7841, 20717, 23523, 54887, 62151, 145019, 148979, 164661, 393623, 435057, 446937, 1042853, 1180869, 2755361, 3128559, 8266083, 162441997, 487325991, 1137093979, 3086397943, 3411281937, 9259193829, 21604785601, 64814356803]

約数ペア:

[(1, 64814356803), (3, 21604785601), (7, 9259193829), (19, 3411281937), (21, 3086397943), (57, 1137093979), (133, 487325991), (399, 162441997), (7841, 8266083), (20717, 3128559), (23523, 2755361), (54887, 1180869), (62151, 1042853), (145019, 446937), (148979, 435057), (164661, 393623)]