64743778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{19751}}^1$

素因数の和:19913

約数の個数: 16

約数和(自身を含む): 106660800

約数和(自身を除く): 41917022

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 19751, 39502, 217261, 434522, 2942899, 5885798, 32371889, 64743778]

約数ペア:

[(1, 64743778), (2, 32371889), (11, 5885798), (22, 2942899), (149, 434522), (298, 217261), (1639, 39502), (3278, 19751)]