208618816

素因数分解:

$2^6\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6379}}^1$

素因数の和:6471

約数の個数: 56

約数和(自身を含む): 479673920

約数和(自身を除く): 271055104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 146, 224, 292, 448, 511, 584, 1022, 1168, 2044, 2336, 4088, 4672, 6379, 8176, 12758, 16352, 25516, 32704, 44653, 51032, 89306, 102064, 178612, 204128, 357224, 408256, 465667, 714448, 931334, 1428896, 1862668, 2857792, 3259669, 3725336, 6519338, 7450672, 13038676, 14901344, 26077352, 29802688, 52154704, 104309408, 208618816]

約数ペア:

[(1, 208618816), (2, 104309408), (4, 52154704), (7, 29802688), (8, 26077352), (14, 14901344), (16, 13038676), (28, 7450672), (32, 6519338), (56, 3725336), (64, 3259669), (73, 2857792), (112, 1862668), (146, 1428896), (224, 931334), (292, 714448), (448, 465667), (511, 408256), (584, 357224), (1022, 204128), (1168, 178612), (2044, 102064), (2336, 89306), (4088, 51032), (4672, 44653), (6379, 32704), (8176, 25516), (12758, 16352)]