78393886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 128862720

約数和(自身を除く): 50468834

約数列:

[1, 2, 19, 38, 41, 67, 82, 134, 751, 779, 1273, 1502, 1558, 2546, 2747, 5494, 14269, 28538, 30791, 50317, 52193, 61582, 100634, 104386, 585029, 956023, 1170058, 1912046, 2062997, 4125994, 39196943, 78393886]

約数ペア:

[(1, 78393886), (2, 39196943), (19, 4125994), (38, 2062997), (41, 1912046), (67, 1170058), (82, 956023), (134, 585029), (751, 104386), (779, 100634), (1273, 61582), (1502, 52193), (1558, 50317), (2546, 30791), (2747, 28538), (5494, 14269)]