470890623

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 780595200

約数和(自身を除く): 309704577

約数列:

[1, 3, 7, 19, 21, 57, 59, 83, 133, 177, 241, 249, 399, 413, 581, 723, 1121, 1239, 1577, 1687, 1743, 3363, 4579, 4731, 4897, 5061, 7847, 11039, 13737, 14219, 14691, 20003, 23541, 32053, 33117, 34279, 42657, 60009, 93043, 96159, 99533, 102837, 140021, 270161, 279129, 298599, 380057, 420063, 651301, 810483, 1140171, 1180177, 1891127, 1953903, 2660399, 3540531, 5673381, 7981197, 8261239, 22423363, 24783717, 67270089, 156963541, 470890623]

約数ペア:

[(1, 470890623), (3, 156963541), (7, 67270089), (19, 24783717), (21, 22423363), (57, 8261239), (59, 7981197), (83, 5673381), (133, 3540531), (177, 2660399), (241, 1953903), (249, 1891127), (399, 1180177), (413, 1140171), (581, 810483), (723, 651301), (1121, 420063), (1239, 380057), (1577, 298599), (1687, 279129), (1743, 270161), (3363, 140021), (4579, 102837), (4731, 99533), (4897, 96159), (5061, 93043), (7847, 60009), (11039, 42657), (13737, 34279), (14219, 33117), (14691, 32053), (20003, 23541)]