217920191632

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{198841}}^1$

素因数の和:199352

約数の個数: 80

約数和(自身を含む): 497073185280

約数和(自身を除く): 279152993648

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 479, 572, 958, 1144, 1916, 2288, 3832, 5269, 6227, 7664, 10538, 12454, 21076, 24908, 42152, 49816, 68497, 84304, 99632, 136994, 198841, 273988, 397682, 547976, 795364, 1095952, 1590728, 2187251, 2584933, 3181456, 4374502, 5169866, 8749004, 10339732, 17498008, 20679464, 28434263, 34996016, 41358928, 56868526, 95244839, 113737052, 190489678, 227474104, 380979356, 454948208, 761958712, 1047693229, 1238182907, 1523917424, 2095386458, 2476365814, 4190772916, 4952731628, 8381545832, 9905463256, 13620011977, 16763091664, 19810926512, 27240023954, 54480047908, 108960095816, 217920191632]

約数ペア:

[(1, 217920191632), (2, 108960095816), (4, 54480047908), (8, 27240023954), (11, 19810926512), (13, 16763091664), (16, 13620011977), (22, 9905463256), (26, 8381545832), (44, 4952731628), (52, 4190772916), (88, 2476365814), (104, 2095386458), (143, 1523917424), (176, 1238182907), (208, 1047693229), (286, 761958712), (479, 454948208), (572, 380979356), (958, 227474104), (1144, 190489678), (1916, 113737052), (2288, 95244839), (3832, 56868526), (5269, 41358928), (6227, 34996016), (7664, 28434263), (10538, 20679464), (12454, 17498008), (21076, 10339732), (24908, 8749004), (42152, 5169866), (49816, 4374502), (68497, 3181456), (84304, 2584933), (99632, 2187251), (136994, 1590728), (198841, 1095952), (273988, 795364), (397682, 547976)]