201641349

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 342171648

約数和(自身を除く): 140530299

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 101, 103, 213, 273, 303, 309, 497, 707, 721, 923, 1313, 1339, 1491, 2121, 2163, 2769, 3939, 4017, 6461, 7171, 7313, 9191, 9373, 10403, 19383, 21513, 21939, 27573, 28119, 31209, 50197, 51191, 72821, 93223, 95069, 135239, 150591, 153573, 218463, 279669, 285207, 405717, 652561, 665483, 738613, 946673, 1957683, 1996449, 2215839, 2840019, 5170291, 9601969, 15510873, 28805907, 67213783, 201641349]

約数ペア:

[(1, 201641349), (3, 67213783), (7, 28805907), (13, 15510873), (21, 9601969), (39, 5170291), (71, 2840019), (91, 2215839), (101, 1996449), (103, 1957683), (213, 946673), (273, 738613), (303, 665483), (309, 652561), (497, 405717), (707, 285207), (721, 279669), (923, 218463), (1313, 153573), (1339, 150591), (1491, 135239), (2121, 95069), (2163, 93223), (2769, 72821), (3939, 51191), (4017, 50197), (6461, 31209), (7171, 28119), (7313, 27573), (9191, 21939), (9373, 21513), (10403, 19383)]