217822948

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1747}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 449110144

約数和(自身を除く): 231287196

約数列:

[1, 2, 4, 7, 14, 28, 61, 73, 122, 146, 244, 292, 427, 511, 854, 1022, 1708, 1747, 2044, 3494, 4453, 6988, 8906, 12229, 17812, 24458, 31171, 48916, 62342, 106567, 124684, 127531, 213134, 255062, 426268, 510124, 745969, 892717, 1491938, 1785434, 2983876, 3570868, 7779391, 15558782, 31117564, 54455737, 108911474, 217822948]

約数ペア:

[(1, 217822948), (2, 108911474), (4, 54455737), (7, 31117564), (14, 15558782), (28, 7779391), (61, 3570868), (73, 2983876), (122, 1785434), (146, 1491938), (244, 892717), (292, 745969), (427, 510124), (511, 426268), (854, 255062), (1022, 213134), (1708, 127531), (1747, 124684), (2044, 106567), (3494, 62342), (4453, 48916), (6988, 31171), (8906, 24458), (12229, 17812)]