639087192

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{155723}}^1$

素因数の和:155757

約数の個数: 64

約数和(自身を含む): 1868688000

約数和(自身を除く): 1229600808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 155723, 311446, 467169, 622892, 934338, 1245784, 1401507, 1868676, 2803014, 2958737, 3737352, 4204521, 5606028, 5917474, 8409042, 8876211, 11212056, 11834948, 16818084, 17752422, 23669896, 26628633, 33636168, 35504844, 53257266, 71009688, 79885899, 106514532, 159771798, 213029064, 319543596, 639087192]

約数ペア:

[(1, 639087192), (2, 319543596), (3, 213029064), (4, 159771798), (6, 106514532), (8, 79885899), (9, 71009688), (12, 53257266), (18, 35504844), (19, 33636168), (24, 26628633), (27, 23669896), (36, 17752422), (38, 16818084), (54, 11834948), (57, 11212056), (72, 8876211), (76, 8409042), (108, 5917474), (114, 5606028), (152, 4204521), (171, 3737352), (216, 2958737), (228, 2803014), (342, 1868676), (456, 1401507), (513, 1245784), (684, 934338), (1026, 622892), (1368, 467169), (2052, 311446), (4104, 155723)]