28200018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 73543680

約数和(自身を除く): 45343662

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 121, 154, 179, 186, 217, 231, 242, 341, 358, 363, 434, 462, 537, 651, 682, 726, 847, 1023, 1074, 1253, 1302, 1694, 1969, 2046, 2387, 2506, 2541, 3751, 3759, 3938, 4774, 5082, 5549, 5907, 7161, 7502, 7518, 11098, 11253, 11814, 13783, 14322, 16647, 21659, 22506, 26257, 27566, 33294, 38843, 41349, 43318, 52514, 61039, 64977, 77686, 78771, 82698, 116529, 122078, 129954, 151613, 157542, 183117, 233058, 303226, 366234, 427273, 454839, 671429, 854546, 909678, 1281819, 1342858, 2014287, 2563638, 4028574, 4700003, 9400006, 14100009, 28200018]

約数ペア:

[(1, 28200018), (2, 14100009), (3, 9400006), (6, 4700003), (7, 4028574), (11, 2563638), (14, 2014287), (21, 1342858), (22, 1281819), (31, 909678), (33, 854546), (42, 671429), (62, 454839), (66, 427273), (77, 366234), (93, 303226), (121, 233058), (154, 183117), (179, 157542), (186, 151613), (217, 129954), (231, 122078), (242, 116529), (341, 82698), (358, 78771), (363, 77686), (434, 64977), (462, 61039), (537, 52514), (651, 43318), (682, 41349), (726, 38843), (847, 33294), (1023, 27566), (1074, 26257), (1253, 22506), (1302, 21659), (1694, 16647), (1969, 14322), (2046, 13783), (2387, 11814), (2506, 11253), (2541, 11098), (3751, 7518), (3759, 7502), (3938, 7161), (4774, 5907), (5082, 5549)]