81045138

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 164736000

約数和(自身を除く): 83690862

約数列:

[1, 2, 3, 6, 103, 199, 206, 309, 398, 597, 618, 659, 1194, 1318, 1977, 3954, 20497, 40994, 61491, 67877, 122982, 131141, 135754, 203631, 262282, 393423, 407262, 786846, 13507523, 27015046, 40522569, 81045138]

約数ペア:

[(1, 81045138), (2, 40522569), (3, 27015046), (6, 13507523), (103, 786846), (199, 407262), (206, 393423), (309, 262282), (398, 203631), (597, 135754), (618, 131141), (659, 122982), (1194, 67877), (1318, 61491), (1977, 40994), (3954, 20497)]