507978688

素因数分解:

$2^6\times 7^2\times {\mathrm{161983}}^1$

素因数の和:162009

約数の個数: 42

約数和(自身を含む): 1172602176

約数和(自身を除く): 664623488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 161983, 323966, 647932, 1133881, 1295864, 2267762, 2591728, 4535524, 5183456, 7937167, 9071048, 10366912, 15874334, 18142096, 31748668, 36284192, 63497336, 72568384, 126994672, 253989344, 507978688]

約数ペア:

[(1, 507978688), (2, 253989344), (4, 126994672), (7, 72568384), (8, 63497336), (14, 36284192), (16, 31748668), (28, 18142096), (32, 15874334), (49, 10366912), (56, 9071048), (64, 7937167), (98, 5183456), (112, 4535524), (196, 2591728), (224, 2267762), (392, 1295864), (448, 1133881), (784, 647932), (1568, 323966), (3136, 161983)]