991887609232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1695233}}^1$

素因数の和:1695380

約数の個数: 80

約数和(自身を含む): 2163050774640

約数和(自身を除く): 1171163165408

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 97, 104, 116, 194, 208, 232, 377, 388, 464, 754, 776, 1261, 1508, 1552, 2522, 2813, 3016, 5044, 5626, 6032, 10088, 11252, 20176, 22504, 36569, 45008, 73138, 146276, 292552, 585104, 1695233, 3390466, 6780932, 13561864, 22038029, 27123728, 44076058, 49161757, 88152116, 98323514, 164437601, 176304232, 196647028, 328875202, 352608464, 393294056, 639102841, 657750404, 786588112, 1278205682, 1315500808, 2137688813, 2556411364, 2631001616, 4275377626, 4768690429, 5112822728, 8550755252, 9537380858, 10225645456, 17101510504, 19074761716, 34203021008, 38149523432, 61992975577, 76299046864, 123985951154, 247971902308, 495943804616, 991887609232]

約数ペア:

[(1, 991887609232), (2, 495943804616), (4, 247971902308), (8, 123985951154), (13, 76299046864), (16, 61992975577), (26, 38149523432), (29, 34203021008), (52, 19074761716), (58, 17101510504), (97, 10225645456), (104, 9537380858), (116, 8550755252), (194, 5112822728), (208, 4768690429), (232, 4275377626), (377, 2631001616), (388, 2556411364), (464, 2137688813), (754, 1315500808), (776, 1278205682), (1261, 786588112), (1508, 657750404), (1552, 639102841), (2522, 393294056), (2813, 352608464), (3016, 328875202), (5044, 196647028), (5626, 176304232), (6032, 164437601), (10088, 98323514), (11252, 88152116), (20176, 49161757), (22504, 44076058), (36569, 27123728), (45008, 22038029), (73138, 13561864), (146276, 6780932), (292552, 3390466), (585104, 1695233)]