13972816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 32997888

約数和(自身を除く): 19025072

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 197, 208, 248, 286, 341, 394, 403, 496, 572, 682, 788, 806, 1144, 1364, 1576, 1612, 2167, 2288, 2561, 2728, 3152, 3224, 4334, 4433, 5122, 5456, 6107, 6448, 8668, 8866, 10244, 12214, 17336, 17732, 20488, 24428, 28171, 34672, 35464, 40976, 48856, 56342, 67177, 70928, 79391, 97712, 112684, 134354, 158782, 225368, 268708, 317564, 450736, 537416, 635128, 873301, 1074832, 1270256, 1746602, 3493204, 6986408, 13972816]

約数ペア:

[(1, 13972816), (2, 6986408), (4, 3493204), (8, 1746602), (11, 1270256), (13, 1074832), (16, 873301), (22, 635128), (26, 537416), (31, 450736), (44, 317564), (52, 268708), (62, 225368), (88, 158782), (104, 134354), (124, 112684), (143, 97712), (176, 79391), (197, 70928), (208, 67177), (248, 56342), (286, 48856), (341, 40976), (394, 35464), (403, 34672), (496, 28171), (572, 24428), (682, 20488), (788, 17732), (806, 17336), (1144, 12214), (1364, 10244), (1576, 8866), (1612, 8668), (2167, 6448), (2288, 6107), (2561, 5456), (2728, 5122), (3152, 4433), (3224, 4334)]