145721968

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9497}}^1$

素因数の和:9649

約数の個数: 40

約数和(自身を含む): 325059552

約数和(自身を除く): 179337584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 7672, 9497, 15344, 18994, 37988, 66479, 75976, 132958, 151952, 265916, 531832, 1063664, 1301089, 2602178, 5204356, 9107623, 10408712, 18215246, 20817424, 36430492, 72860984, 145721968]

約数ペア:

[(1, 145721968), (2, 72860984), (4, 36430492), (7, 20817424), (8, 18215246), (14, 10408712), (16, 9107623), (28, 5204356), (56, 2602178), (112, 1301089), (137, 1063664), (274, 531832), (548, 265916), (959, 151952), (1096, 132958), (1918, 75976), (2192, 66479), (3836, 37988), (7672, 18994), (9497, 15344)]