261153704

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 571943040

約数和(自身を除く): 310789336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 193, 292, 331, 386, 511, 584, 662, 772, 1022, 1324, 1351, 1544, 2044, 2317, 2648, 2702, 4088, 4634, 5404, 9268, 10808, 14089, 18536, 24163, 28178, 48326, 56356, 63883, 96652, 98623, 112712, 127766, 169141, 193304, 197246, 255532, 338282, 394492, 447181, 511064, 676564, 788984, 894362, 1353128, 1788724, 3577448, 4663459, 9326918, 18653836, 32644213, 37307672, 65288426, 130576852, 261153704]

約数ペア:

[(1, 261153704), (2, 130576852), (4, 65288426), (7, 37307672), (8, 32644213), (14, 18653836), (28, 9326918), (56, 4663459), (73, 3577448), (146, 1788724), (193, 1353128), (292, 894362), (331, 788984), (386, 676564), (511, 511064), (584, 447181), (662, 394492), (772, 338282), (1022, 255532), (1324, 197246), (1351, 193304), (1544, 169141), (2044, 127766), (2317, 112712), (2648, 98623), (2702, 96652), (4088, 63883), (4634, 56356), (5404, 48326), (9268, 28178), (10808, 24163), (14089, 18536)]