209929121277

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{1429}}^1$

素因数の和:1874

約数の個数: 64

約数和(自身を含む): 299845877760

約数和(自身を除く): 89916756483

約数列:

[1, 3, 23, 69, 71, 157, 191, 213, 471, 573, 1429, 1633, 3611, 4287, 4393, 4899, 10833, 11147, 13179, 13561, 29987, 32867, 33441, 40683, 89961, 98601, 101459, 224353, 256381, 272939, 304377, 311903, 673059, 689701, 769143, 818817, 935709, 2069103, 2129077, 2333557, 5160119, 6277597, 6387231, 7000671, 15480357, 15929063, 18832791, 19378669, 42851423, 47787189, 48968771, 58136007, 128554269, 146906313, 366368449, 445709387, 985582729, 1099105347, 1337128161, 2956748187, 3042451033, 9127353099, 69976373759, 209929121277]

約数ペア:

[(1, 209929121277), (3, 69976373759), (23, 9127353099), (69, 3042451033), (71, 2956748187), (157, 1337128161), (191, 1099105347), (213, 985582729), (471, 445709387), (573, 366368449), (1429, 146906313), (1633, 128554269), (3611, 58136007), (4287, 48968771), (4393, 47787189), (4899, 42851423), (10833, 19378669), (11147, 18832791), (13179, 15929063), (13561, 15480357), (29987, 7000671), (32867, 6387231), (33441, 6277597), (40683, 5160119), (89961, 2333557), (98601, 2129077), (101459, 2069103), (224353, 935709), (256381, 818817), (272939, 769143), (304377, 689701), (311903, 673059)]