678496

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 1651104

約数和(自身を除く): 972608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 233, 364, 416, 466, 728, 932, 1456, 1631, 1864, 2912, 3029, 3262, 3728, 6058, 6524, 7456, 12116, 13048, 21203, 24232, 26096, 42406, 48464, 52192, 84812, 96928, 169624, 339248, 678496]

約数ペア:

[(1, 678496), (2, 339248), (4, 169624), (7, 96928), (8, 84812), (13, 52192), (14, 48464), (16, 42406), (26, 26096), (28, 24232), (32, 21203), (52, 13048), (56, 12116), (91, 7456), (104, 6524), (112, 6058), (182, 3728), (208, 3262), (224, 3029), (233, 2912), (364, 1864), (416, 1631), (466, 1456), (728, 932)]