213888988876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{19543}}^1$

素因数の和:19823

約数の個数: 96

約数和(自身を含む): 429073666560

約数和(自身を除く): 215184677684

約数列:

[1, 2, 4, 17, 19, 34, 38, 43, 68, 76, 86, 172, 197, 323, 394, 646, 731, 788, 817, 1292, 1462, 1634, 2924, 3268, 3349, 3743, 6698, 7486, 8471, 13396, 13889, 14972, 16942, 19543, 27778, 33884, 39086, 55556, 63631, 78172, 127262, 144007, 160949, 254524, 288014, 321898, 332231, 371317, 576028, 643796, 664462, 742634, 840349, 1328924, 1485268, 1680698, 2736133, 3361396, 3849971, 5472266, 6312389, 7699942, 10944532, 12624778, 14285933, 15399884, 15966631, 25249556, 28571866, 31933262, 57143732, 63866524, 65449507, 73149449, 130899014, 146298898, 165548753, 261798028, 271432727, 292597796, 331097506, 542865454, 662195012, 1085730908, 1243540633, 2487081266, 2814328801, 3145426307, 4974162532, 5628657602, 6290852614, 11257315204, 12581705228, 53472247219, 106944494438, 213888988876]

約数ペア:

[(1, 213888988876), (2, 106944494438), (4, 53472247219), (17, 12581705228), (19, 11257315204), (34, 6290852614), (38, 5628657602), (43, 4974162532), (68, 3145426307), (76, 2814328801), (86, 2487081266), (172, 1243540633), (197, 1085730908), (323, 662195012), (394, 542865454), (646, 331097506), (731, 292597796), (788, 271432727), (817, 261798028), (1292, 165548753), (1462, 146298898), (1634, 130899014), (2924, 73149449), (3268, 65449507), (3349, 63866524), (3743, 57143732), (6698, 31933262), (7486, 28571866), (8471, 25249556), (13396, 15966631), (13889, 15399884), (14972, 14285933), (16942, 12624778), (19543, 10944532), (27778, 7699942), (33884, 6312389), (39086, 5472266), (55556, 3849971), (63631, 3361396), (78172, 2736133), (127262, 1680698), (144007, 1485268), (160949, 1328924), (254524, 840349), (288014, 742634), (321898, 664462), (332231, 643796), (371317, 576028)]