219173877

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 386588160

約数和(自身を除く): 167414283

約数列:

[1, 3, 9, 13, 17, 23, 27, 39, 51, 69, 117, 153, 207, 221, 299, 351, 391, 459, 621, 663, 897, 1173, 1597, 1989, 2691, 3519, 4791, 5083, 5967, 8073, 10557, 14373, 15249, 20761, 27149, 36731, 43119, 45747, 62283, 81447, 110193, 137241, 186849, 244341, 330579, 352937, 477503, 560547, 624427, 733023, 991737, 1058811, 1432509, 1873281, 3176433, 4297527, 5619843, 8117551, 9529299, 12892581, 16859529, 24352653, 73057959, 219173877]

約数ペア:

[(1, 219173877), (3, 73057959), (9, 24352653), (13, 16859529), (17, 12892581), (23, 9529299), (27, 8117551), (39, 5619843), (51, 4297527), (69, 3176433), (117, 1873281), (153, 1432509), (207, 1058811), (221, 991737), (299, 733023), (351, 624427), (391, 560547), (459, 477503), (621, 352937), (663, 330579), (897, 244341), (1173, 186849), (1597, 137241), (1989, 110193), (2691, 81447), (3519, 62283), (4791, 45747), (5083, 43119), (5967, 36731), (8073, 27149), (10557, 20761), (14373, 15249)]