51506442

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:725

約数の個数: 80

約数和(自身を含む): 127842792

約数和(自身を除く): 76336350

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 81, 111, 117, 162, 222, 234, 333, 351, 481, 661, 666, 702, 962, 999, 1053, 1322, 1443, 1983, 1998, 2106, 2886, 2997, 3966, 4329, 5949, 5994, 8593, 8658, 11898, 12987, 17186, 17847, 24457, 25779, 25974, 35694, 38961, 48914, 51558, 53541, 73371, 77337, 77922, 107082, 146742, 154674, 220113, 232011, 317941, 440226, 464022, 635882, 660339, 696033, 953823, 1320678, 1392066, 1907646, 1981017, 2861469, 3962034, 5722938, 8584407, 17168814, 25753221, 51506442]

約数ペア:

[(1, 51506442), (2, 25753221), (3, 17168814), (6, 8584407), (9, 5722938), (13, 3962034), (18, 2861469), (26, 1981017), (27, 1907646), (37, 1392066), (39, 1320678), (54, 953823), (74, 696033), (78, 660339), (81, 635882), (111, 464022), (117, 440226), (162, 317941), (222, 232011), (234, 220113), (333, 154674), (351, 146742), (481, 107082), (661, 77922), (666, 77337), (702, 73371), (962, 53541), (999, 51558), (1053, 48914), (1322, 38961), (1443, 35694), (1983, 25974), (1998, 25779), (2106, 24457), (2886, 17847), (2997, 17186), (3966, 12987), (4329, 11898), (5949, 8658), (5994, 8593)]