421739523

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 674369280

約数和(自身を除く): 252629757

約数列:

[1, 3, 9, 19, 23, 57, 69, 157, 171, 207, 437, 471, 683, 1311, 1413, 2049, 2983, 3611, 3933, 6147, 8949, 10833, 12977, 15709, 26847, 32499, 38931, 47127, 68609, 107231, 116793, 141381, 205827, 298471, 321693, 617481, 895413, 965079, 2037389, 2466313, 2686239, 6112167, 7398939, 18336501, 22196817, 46859947, 140579841, 421739523]

約数ペア:

[(1, 421739523), (3, 140579841), (9, 46859947), (19, 22196817), (23, 18336501), (57, 7398939), (69, 6112167), (157, 2686239), (171, 2466313), (207, 2037389), (437, 965079), (471, 895413), (683, 617481), (1311, 321693), (1413, 298471), (2049, 205827), (2983, 141381), (3611, 116793), (3933, 107231), (6147, 68609), (8949, 47127), (10833, 38931), (12977, 32499), (15709, 26847)]