121220475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 212426880

約数和(自身を除く): 91206405

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 257, 285, 331, 475, 771, 993, 1285, 1425, 1655, 3855, 4883, 4965, 6289, 6425, 8275, 14649, 18867, 19275, 24415, 24825, 31445, 73245, 85067, 94335, 122075, 157225, 255201, 366225, 425335, 471675, 1276005, 1616273, 2126675, 4848819, 6380025, 8081365, 24244095, 40406825, 121220475]

約数ペア:

[(1, 121220475), (3, 40406825), (5, 24244095), (15, 8081365), (19, 6380025), (25, 4848819), (57, 2126675), (75, 1616273), (95, 1276005), (257, 471675), (285, 425335), (331, 366225), (475, 255201), (771, 157225), (993, 122075), (1285, 94335), (1425, 85067), (1655, 73245), (3855, 31445), (4883, 24825), (4965, 24415), (6289, 19275), (6425, 18867), (8275, 14649)]