168551404

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 343526400

約数和(自身を除く): 174974996

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 239, 283, 356, 478, 566, 623, 956, 1132, 1246, 1673, 1981, 2492, 3346, 3962, 6692, 7924, 21271, 25187, 42542, 50374, 67637, 85084, 100748, 135274, 148897, 176309, 270548, 297794, 352618, 473459, 595588, 705236, 946918, 1893836, 6019693, 12039386, 24078772, 42137851, 84275702, 168551404]

約数ペア:

[(1, 168551404), (2, 84275702), (4, 42137851), (7, 24078772), (14, 12039386), (28, 6019693), (89, 1893836), (178, 946918), (239, 705236), (283, 595588), (356, 473459), (478, 352618), (566, 297794), (623, 270548), (956, 176309), (1132, 148897), (1246, 135274), (1673, 100748), (1981, 85084), (2492, 67637), (3346, 50374), (3962, 42542), (6692, 25187), (7924, 21271)]