8401638

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:118

約数の個数: 72

約数和(自身を含む): 21213576

約数和(自身を除く): 12811938

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 41, 42, 49, 51, 82, 98, 102, 119, 123, 147, 238, 246, 287, 294, 357, 574, 697, 714, 833, 861, 1394, 1666, 1681, 1722, 2009, 2091, 2499, 3362, 4018, 4182, 4879, 4998, 5043, 6027, 9758, 10086, 11767, 12054, 14637, 23534, 28577, 29274, 34153, 35301, 57154, 68306, 70602, 82369, 85731, 102459, 164738, 171462, 200039, 204918, 247107, 400078, 494214, 600117, 1200234, 1400273, 2800546, 4200819, 8401638]

約数ペア:

[(1, 8401638), (2, 4200819), (3, 2800546), (6, 1400273), (7, 1200234), (14, 600117), (17, 494214), (21, 400078), (34, 247107), (41, 204918), (42, 200039), (49, 171462), (51, 164738), (82, 102459), (98, 85731), (102, 82369), (119, 70602), (123, 68306), (147, 57154), (238, 35301), (246, 34153), (287, 29274), (294, 28577), (357, 23534), (574, 14637), (697, 12054), (714, 11767), (833, 10086), (861, 9758), (1394, 6027), (1666, 5043), (1681, 4998), (1722, 4879), (2009, 4182), (2091, 4018), (2499, 3362)]