199982727

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 340262208

約数和(自身を除く): 140279481

約数列:

[1, 3, 7, 9, 21, 53, 63, 101, 159, 303, 371, 477, 593, 707, 909, 1113, 1779, 2121, 3339, 4151, 5337, 5353, 6363, 12453, 16059, 31429, 37359, 37471, 48177, 59893, 94287, 112413, 179679, 220003, 282861, 337239, 419251, 539037, 660009, 1257753, 1980027, 3174329, 3773259, 9522987, 22220303, 28568961, 66660909, 199982727]

約数ペア:

[(1, 199982727), (3, 66660909), (7, 28568961), (9, 22220303), (21, 9522987), (53, 3773259), (63, 3174329), (101, 1980027), (159, 1257753), (303, 660009), (371, 539037), (477, 419251), (593, 337239), (707, 282861), (909, 220003), (1113, 179679), (1779, 112413), (2121, 94287), (3339, 59893), (4151, 48177), (5337, 37471), (5353, 37359), (6363, 31429), (12453, 16059)]