64400238

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{170371}}^1$

素因数の和:170389

約数の個数: 32

約数和(自身を含む): 163557120

約数和(自身を除く): 99156882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 170371, 340742, 511113, 1022226, 1192597, 1533339, 2385194, 3066678, 3577791, 4600017, 7155582, 9200034, 10733373, 21466746, 32200119, 64400238]

約数ペア:

[(1, 64400238), (2, 32200119), (3, 21466746), (6, 10733373), (7, 9200034), (9, 7155582), (14, 4600017), (18, 3577791), (21, 3066678), (27, 2385194), (42, 1533339), (54, 1192597), (63, 1022226), (126, 511113), (189, 340742), (378, 170371)]