551465278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1301}}^1$

素因数の和:1477

約数の個数: 64

約数和(自身を含む): 1086680448

約数和(自身を除く): 535215170

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 137, 182, 221, 238, 274, 442, 959, 1301, 1547, 1781, 1918, 2329, 2602, 3094, 3562, 4658, 9107, 12467, 16303, 16913, 18214, 22117, 24934, 30277, 32606, 33826, 44234, 60554, 118391, 154819, 178237, 211939, 236782, 287521, 309638, 356474, 423878, 575042, 1247659, 2012647, 2317081, 2495318, 3030029, 4025294, 4634162, 6060058, 16219567, 21210203, 32439134, 39390377, 42420406, 78780754, 275732639, 551465278]

約数ペア:

[(1, 551465278), (2, 275732639), (7, 78780754), (13, 42420406), (14, 39390377), (17, 32439134), (26, 21210203), (34, 16219567), (91, 6060058), (119, 4634162), (137, 4025294), (182, 3030029), (221, 2495318), (238, 2317081), (274, 2012647), (442, 1247659), (959, 575042), (1301, 423878), (1547, 356474), (1781, 309638), (1918, 287521), (2329, 236782), (2602, 211939), (3094, 178237), (3562, 154819), (4658, 118391), (9107, 60554), (12467, 44234), (16303, 33826), (16913, 32606), (18214, 30277), (22117, 24934)]