1291532255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{2843}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 1734384960

約数和(自身を除く): 442852705

約数列:

[1, 5, 13, 29, 65, 145, 241, 377, 1205, 1885, 2843, 3133, 6989, 14215, 15665, 34945, 36959, 82447, 90857, 184795, 412235, 454285, 685163, 1071811, 3425815, 5359055, 8907119, 19869727, 44535595, 99348635, 258306451, 1291532255]

約数ペア:

[(1, 1291532255), (5, 258306451), (13, 99348635), (29, 44535595), (65, 19869727), (145, 8907119), (241, 5359055), (377, 3425815), (1205, 1071811), (1885, 685163), (2843, 454285), (3133, 412235), (6989, 184795), (14215, 90857), (15665, 82447), (34945, 36959)]