201998595

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 355622400

約数和(自身を除く): 153623805

約数列:

[1, 3, 5, 15, 19, 41, 57, 59, 95, 123, 177, 205, 285, 293, 295, 615, 779, 879, 885, 1121, 1465, 2337, 2419, 3363, 3895, 4395, 5567, 5605, 7257, 11685, 12013, 12095, 16701, 16815, 17287, 27835, 36039, 36285, 45961, 51861, 60065, 83505, 86435, 137883, 180195, 228247, 229805, 259305, 328453, 684741, 689415, 708767, 985359, 1141235, 1642265, 2126301, 3423705, 3543835, 4926795, 10631505, 13466573, 40399719, 67332865, 201998595]

約数ペア:

[(1, 201998595), (3, 67332865), (5, 40399719), (15, 13466573), (19, 10631505), (41, 4926795), (57, 3543835), (59, 3423705), (95, 2126301), (123, 1642265), (177, 1141235), (205, 985359), (285, 708767), (293, 689415), (295, 684741), (615, 328453), (779, 259305), (879, 229805), (885, 228247), (1121, 180195), (1465, 137883), (2337, 86435), (2419, 83505), (3363, 60065), (3895, 51861), (4395, 45961), (5567, 36285), (5605, 36039), (7257, 27835), (11685, 17287), (12013, 16815), (12095, 16701)]