67947344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{563}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 139172640

約数和(自身を除く): 71225296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 397, 563, 794, 1126, 1588, 2252, 3176, 4504, 6352, 7543, 9008, 10697, 15086, 21394, 30172, 42788, 60344, 85576, 120688, 171152, 223511, 447022, 894044, 1788088, 3576176, 4246709, 8493418, 16986836, 33973672, 67947344]

約数ペア:

[(1, 67947344), (2, 33973672), (4, 16986836), (8, 8493418), (16, 4246709), (19, 3576176), (38, 1788088), (76, 894044), (152, 447022), (304, 223511), (397, 171152), (563, 120688), (794, 85576), (1126, 60344), (1588, 42788), (2252, 30172), (3176, 21394), (4504, 15086), (6352, 10697), (7543, 9008)]