38890254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 89752320

約数和(自身を除く): 50862066

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 139, 211, 221, 278, 417, 422, 442, 633, 663, 834, 1266, 1326, 1807, 2363, 2743, 3587, 3614, 4726, 5421, 5486, 7089, 7174, 8229, 10761, 10842, 14178, 16458, 21522, 29329, 30719, 46631, 58658, 61438, 87987, 92157, 93262, 139893, 175974, 184314, 279786, 381277, 498593, 762554, 997186, 1143831, 1495779, 2287662, 2991558, 6481709, 12963418, 19445127, 38890254]

約数ペア:

[(1, 38890254), (2, 19445127), (3, 12963418), (6, 6481709), (13, 2991558), (17, 2287662), (26, 1495779), (34, 1143831), (39, 997186), (51, 762554), (78, 498593), (102, 381277), (139, 279786), (211, 184314), (221, 175974), (278, 139893), (417, 93262), (422, 92157), (442, 87987), (633, 61438), (663, 58658), (834, 46631), (1266, 30719), (1326, 29329), (1807, 21522), (2363, 16458), (2743, 14178), (3587, 10842), (3614, 10761), (4726, 8229), (5421, 7174), (5486, 7089)]