647253294772

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1373}}^1\times {\mathrm{3083}}^1$

素因数の和:4637

約数の個数: 96

約数和(自身を含む): 1336447107072

約数和(自身を除く): 689193812300

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 127, 172, 254, 301, 508, 602, 889, 1204, 1373, 1778, 2746, 3083, 3556, 5461, 5492, 6166, 9611, 10922, 12332, 19222, 21581, 21844, 38227, 38444, 43162, 59039, 76454, 86324, 118078, 132569, 152908, 174371, 236156, 265138, 348742, 391541, 413273, 530276, 697484, 783082, 826546, 927983, 1220597, 1566164, 1653092, 1855966, 2441194, 2740787, 3711932, 4232959, 4882388, 5481574, 7497953, 8465918, 10963148, 14995906, 16836263, 16931836, 29630713, 29991812, 33672526, 52485671, 59261426, 67345052, 104971342, 117853841, 118522852, 182017237, 209942684, 235707682, 364034474, 471415364, 537585793, 728068948, 1075171586, 1274120659, 2150343172, 2548241318, 3763100551, 5096482636, 7526201102, 15052402204, 23116189099, 46232378198, 92464756396, 161813323693, 323626647386, 647253294772]

約数ペア:

[(1, 647253294772), (2, 323626647386), (4, 161813323693), (7, 92464756396), (14, 46232378198), (28, 23116189099), (43, 15052402204), (86, 7526201102), (127, 5096482636), (172, 3763100551), (254, 2548241318), (301, 2150343172), (508, 1274120659), (602, 1075171586), (889, 728068948), (1204, 537585793), (1373, 471415364), (1778, 364034474), (2746, 235707682), (3083, 209942684), (3556, 182017237), (5461, 118522852), (5492, 117853841), (6166, 104971342), (9611, 67345052), (10922, 59261426), (12332, 52485671), (19222, 33672526), (21581, 29991812), (21844, 29630713), (38227, 16931836), (38444, 16836263), (43162, 14995906), (59039, 10963148), (76454, 8465918), (86324, 7497953), (118078, 5481574), (132569, 4882388), (152908, 4232959), (174371, 3711932), (236156, 2740787), (265138, 2441194), (348742, 1855966), (391541, 1653092), (413273, 1566164), (530276, 1220597), (697484, 927983), (783082, 826546)]