818381396

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1\times {\mathrm{617}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 1656754176

約数和(自身を除く): 838372780

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 373, 508, 617, 746, 889, 1234, 1492, 1778, 2468, 2611, 3556, 4319, 5222, 8638, 10444, 17276, 47371, 78359, 94742, 156718, 189484, 230141, 313436, 331597, 460282, 548513, 663194, 920564, 1097026, 1326388, 1610987, 2194052, 3221974, 6443948, 29227907, 58455814, 116911628, 204595349, 409190698, 818381396]

約数ペア:

[(1, 818381396), (2, 409190698), (4, 204595349), (7, 116911628), (14, 58455814), (28, 29227907), (127, 6443948), (254, 3221974), (373, 2194052), (508, 1610987), (617, 1326388), (746, 1097026), (889, 920564), (1234, 663194), (1492, 548513), (1778, 460282), (2468, 331597), (2611, 313436), (3556, 230141), (4319, 189484), (5222, 156718), (8638, 94742), (10444, 78359), (17276, 47371)]