49138947

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 72

約数和(自身を含む): 87620400

約数和(自身を除く): 38481453

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 89, 99, 117, 121, 143, 169, 267, 297, 351, 363, 429, 507, 801, 979, 1089, 1157, 1287, 1521, 1573, 1859, 2403, 2937, 3267, 3471, 3861, 4563, 4719, 5577, 8811, 10413, 10769, 12727, 14157, 15041, 16731, 20449, 26433, 31239, 32307, 38181, 42471, 45123, 50193, 61347, 96921, 114543, 135369, 139997, 165451, 184041, 290763, 343629, 406107, 419991, 496353, 552123, 1259973, 1489059, 1819961, 3779919, 4467177, 5459883, 16379649, 49138947]

約数ペア:

[(1, 49138947), (3, 16379649), (9, 5459883), (11, 4467177), (13, 3779919), (27, 1819961), (33, 1489059), (39, 1259973), (89, 552123), (99, 496353), (117, 419991), (121, 406107), (143, 343629), (169, 290763), (267, 184041), (297, 165451), (351, 139997), (363, 135369), (429, 114543), (507, 96921), (801, 61347), (979, 50193), (1089, 45123), (1157, 42471), (1287, 38181), (1521, 32307), (1573, 31239), (1859, 26433), (2403, 20449), (2937, 16731), (3267, 15041), (3471, 14157), (3861, 12727), (4563, 10769), (4719, 10413), (5577, 8811)]