28192554

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{571}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 66210144

約数和(自身を除く): 38017590

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 211, 234, 422, 571, 633, 1142, 1266, 1713, 1899, 2743, 3426, 3798, 5139, 5486, 7423, 8229, 10278, 14846, 16458, 22269, 24687, 44538, 49374, 66807, 120481, 133614, 240962, 361443, 722886, 1084329, 1566253, 2168658, 3132506, 4698759, 9397518, 14096277, 28192554]

約数ペア:

[(1, 28192554), (2, 14096277), (3, 9397518), (6, 4698759), (9, 3132506), (13, 2168658), (18, 1566253), (26, 1084329), (39, 722886), (78, 361443), (117, 240962), (211, 133614), (234, 120481), (422, 66807), (571, 49374), (633, 44538), (1142, 24687), (1266, 22269), (1713, 16458), (1899, 14846), (2743, 10278), (3426, 8229), (3798, 7423), (5139, 5486)]