378012019987

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{257189}}^1$

素因数の和:257515

約数の個数: 32

約数和(自身を含む): 467139340800

約数和(自身を除く): 89127320813

約数列:

[1, 7, 19, 43, 133, 257, 301, 817, 1799, 4883, 5719, 11051, 34181, 77357, 209969, 257189, 1469783, 1800323, 4886591, 11059127, 34206137, 66097573, 77413889, 210123413, 462683011, 1255853887, 1470863891, 2842195639, 8790977209, 19895369473, 54001717141, 378012019987]

約数ペア:

[(1, 378012019987), (7, 54001717141), (19, 19895369473), (43, 8790977209), (133, 2842195639), (257, 1470863891), (301, 1255853887), (817, 462683011), (1799, 210123413), (4883, 77413889), (5719, 66097573), (11051, 34206137), (34181, 11059127), (77357, 4886591), (209969, 1800323), (257189, 1469783)]