40769289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 67239744

約数和(自身を除く): 26470455

約数列:

[1, 3, 9, 11, 33, 43, 61, 99, 129, 157, 183, 387, 471, 473, 549, 671, 1413, 1419, 1727, 2013, 2623, 4257, 5181, 6039, 6751, 7869, 9577, 15543, 20253, 23607, 28731, 28853, 60759, 74261, 86193, 86559, 105347, 222783, 259677, 316041, 411811, 668349, 948123, 1235433, 3706299, 4529921, 13589763, 40769289]

約数ペア:

[(1, 40769289), (3, 13589763), (9, 4529921), (11, 3706299), (33, 1235433), (43, 948123), (61, 668349), (99, 411811), (129, 316041), (157, 259677), (183, 222783), (387, 105347), (471, 86559), (473, 86193), (549, 74261), (671, 60759), (1413, 28853), (1419, 28731), (1727, 23607), (2013, 20253), (2623, 15543), (4257, 9577), (5181, 7869), (6039, 6751)]