61781502

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 139968000

約数和(自身を除く): 78186498

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 71, 102, 114, 142, 213, 323, 426, 449, 646, 898, 969, 1207, 1347, 1349, 1938, 2414, 2694, 2698, 3621, 4047, 7242, 7633, 8094, 8531, 15266, 17062, 22899, 22933, 25593, 31879, 45798, 45866, 51186, 63758, 68799, 95637, 137598, 145027, 191274, 290054, 435081, 541943, 605701, 870162, 1083886, 1211402, 1625829, 1817103, 3251658, 3634206, 10296917, 20593834, 30890751, 61781502]

約数ペア:

[(1, 61781502), (2, 30890751), (3, 20593834), (6, 10296917), (17, 3634206), (19, 3251658), (34, 1817103), (38, 1625829), (51, 1211402), (57, 1083886), (71, 870162), (102, 605701), (114, 541943), (142, 435081), (213, 290054), (323, 191274), (426, 145027), (449, 137598), (646, 95637), (898, 68799), (969, 63758), (1207, 51186), (1347, 45866), (1349, 45798), (1938, 31879), (2414, 25593), (2694, 22933), (2698, 22899), (3621, 17062), (4047, 15266), (7242, 8531), (7633, 8094)]