55580301

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 98342400

約数和(自身を除く): 42762099

約数列:

[1, 3, 7, 9, 19, 21, 57, 59, 63, 133, 171, 177, 399, 413, 531, 787, 1121, 1197, 1239, 2361, 3363, 3717, 5509, 7083, 7847, 10089, 14953, 16527, 23541, 44859, 46433, 49581, 70623, 104671, 134577, 139299, 314013, 325031, 417897, 882227, 942039, 975093, 2646681, 2925279, 6175589, 7940043, 18526767, 55580301]

約数ペア:

[(1, 55580301), (3, 18526767), (7, 7940043), (9, 6175589), (19, 2925279), (21, 2646681), (57, 975093), (59, 942039), (63, 882227), (133, 417897), (171, 325031), (177, 314013), (399, 139299), (413, 134577), (531, 104671), (787, 70623), (1121, 49581), (1197, 46433), (1239, 44859), (2361, 23541), (3363, 16527), (3717, 14953), (5509, 10089), (7083, 7847)]