42666416

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:574

約数の個数: 60

約数和(自身を含む): 92583360

約数和(自身を除く): 49916944

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 509, 676, 806, 1018, 1352, 1612, 2036, 2704, 3224, 4072, 5239, 6448, 6617, 8144, 10478, 13234, 15779, 20956, 26468, 31558, 41912, 52936, 63116, 83824, 86021, 105872, 126232, 172042, 205127, 252464, 344084, 410254, 688168, 820508, 1376336, 1641016, 2666651, 3282032, 5333302, 10666604, 21333208, 42666416]

約数ペア:

[(1, 42666416), (2, 21333208), (4, 10666604), (8, 5333302), (13, 3282032), (16, 2666651), (26, 1641016), (31, 1376336), (52, 820508), (62, 688168), (104, 410254), (124, 344084), (169, 252464), (208, 205127), (248, 172042), (338, 126232), (403, 105872), (496, 86021), (509, 83824), (676, 63116), (806, 52936), (1018, 41912), (1352, 31558), (1612, 26468), (2036, 20956), (2704, 15779), (3224, 13234), (4072, 10478), (5239, 8144), (6448, 6617)]