28115906

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:819

約数の個数: 48

約数和(自身を含む): 54726840

約数和(自身を除く): 26610934

約数列:

[1, 2, 7, 13, 14, 26, 29, 49, 58, 91, 98, 182, 203, 377, 406, 637, 754, 761, 1274, 1421, 1522, 2639, 2842, 5278, 5327, 9893, 10654, 18473, 19786, 22069, 36946, 37289, 44138, 69251, 74578, 138502, 154483, 286897, 308966, 484757, 573794, 969514, 1081381, 2008279, 2162762, 4016558, 14057953, 28115906]

約数ペア:

[(1, 28115906), (2, 14057953), (7, 4016558), (13, 2162762), (14, 2008279), (26, 1081381), (29, 969514), (49, 573794), (58, 484757), (91, 308966), (98, 286897), (182, 154483), (203, 138502), (377, 74578), (406, 69251), (637, 44138), (754, 37289), (761, 36946), (1274, 22069), (1421, 19786), (1522, 18473), (2639, 10654), (2842, 9893), (5278, 5327)]