221537036

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 108

約数和(自身を含む): 496190016

約数和(自身を除く): 274652980

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 101, 124, 133, 196, 202, 217, 266, 361, 404, 434, 532, 589, 707, 722, 868, 931, 1178, 1414, 1444, 1519, 1862, 1919, 2356, 2527, 2828, 3038, 3131, 3724, 3838, 4123, 4949, 5054, 6076, 6262, 7676, 8246, 9898, 10108, 11191, 12524, 13433, 16492, 17689, 19796, 21917, 22382, 26866, 28861, 35378, 36461, 43834, 44764, 53732, 57722, 59489, 70756, 72922, 78337, 87668, 94031, 115444, 118978, 145844, 153419, 156674, 188062, 237956, 255227, 306838, 313348, 376124, 416423, 510454, 548359, 613676, 832846, 1020908, 1096718, 1130291, 1665692, 1786589, 2193436, 2260582, 2914961, 3573178, 4521164, 5829922, 7146356, 7912037, 11659844, 15824074, 31648148, 55384259, 110768518, 221537036]

約数ペア:

[(1, 221537036), (2, 110768518), (4, 55384259), (7, 31648148), (14, 15824074), (19, 11659844), (28, 7912037), (31, 7146356), (38, 5829922), (49, 4521164), (62, 3573178), (76, 2914961), (98, 2260582), (101, 2193436), (124, 1786589), (133, 1665692), (196, 1130291), (202, 1096718), (217, 1020908), (266, 832846), (361, 613676), (404, 548359), (434, 510454), (532, 416423), (589, 376124), (707, 313348), (722, 306838), (868, 255227), (931, 237956), (1178, 188062), (1414, 156674), (1444, 153419), (1519, 145844), (1862, 118978), (1919, 115444), (2356, 94031), (2527, 87668), (2828, 78337), (3038, 72922), (3131, 70756), (3724, 59489), (3838, 57722), (4123, 53732), (4949, 44764), (5054, 43834), (6076, 36461), (6262, 35378), (7676, 28861), (8246, 26866), (9898, 22382), (10108, 21917), (11191, 19796), (12524, 17689), (13433, 16492)]