215864726

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2181

約数の個数: 48

約数和(自身を含む): 413619360

約数和(自身を除く): 197754634

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 121, 122, 154, 242, 427, 671, 847, 854, 1342, 1694, 2089, 4178, 4697, 7381, 9394, 14623, 14762, 22979, 29246, 45958, 51667, 103334, 127429, 160853, 252769, 254858, 321706, 505538, 892003, 1401719, 1769383, 1784006, 2803438, 3538766, 9812033, 15418909, 19624066, 30837818, 107932363, 215864726]

約数ペア:

[(1, 215864726), (2, 107932363), (7, 30837818), (11, 19624066), (14, 15418909), (22, 9812033), (61, 3538766), (77, 2803438), (121, 1784006), (122, 1769383), (154, 1401719), (242, 892003), (427, 505538), (671, 321706), (847, 254858), (854, 252769), (1342, 160853), (1694, 127429), (2089, 103334), (4178, 51667), (4697, 45958), (7381, 29246), (9394, 22979), (14623, 14762)]