201917916

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 525876624

約数和(自身を除く): 323958708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 97, 106, 159, 194, 212, 291, 318, 388, 477, 582, 636, 873, 954, 1091, 1164, 1746, 1908, 2182, 3273, 3492, 4364, 5141, 6546, 9819, 10282, 13092, 15423, 19638, 20564, 30846, 39276, 46269, 57823, 61692, 92538, 105827, 115646, 173469, 185076, 211654, 231292, 317481, 346938, 423308, 520407, 634962, 693876, 952443, 1040814, 1269924, 1904886, 2081628, 3809772, 5608831, 11217662, 16826493, 22435324, 33652986, 50479479, 67305972, 100958958, 201917916]

約数ペア:

[(1, 201917916), (2, 100958958), (3, 67305972), (4, 50479479), (6, 33652986), (9, 22435324), (12, 16826493), (18, 11217662), (36, 5608831), (53, 3809772), (97, 2081628), (106, 1904886), (159, 1269924), (194, 1040814), (212, 952443), (291, 693876), (318, 634962), (388, 520407), (477, 423308), (582, 346938), (636, 317481), (873, 231292), (954, 211654), (1091, 185076), (1164, 173469), (1746, 115646), (1908, 105827), (2182, 92538), (3273, 61692), (3492, 57823), (4364, 46269), (5141, 39276), (6546, 30846), (9819, 20564), (10282, 19638), (13092, 15423)]